User:RichardWeiss/images

[[File:Paratype of Paedophryne amauensis (LSUMZ 95004).png|thumb|alt=World's smallest vertebrate|The world's smallest known vertebrate, ''[[Paedophryne amauensis]]'', sitting on a [[Dime (United States coin)|U.S. dime]], which is 17.9 mm in diameter, for scale]]
[[File:Triadobatrachus.jpg|thumb|alt=''Triadobatrachus massinoti''|''[[Triadobatrachus|Triadobatrachus massinoti]]'', a proto-frog from the Early Triassic of Madagascar]]
[[File:Diplocaulus vale21DB.jpg|thumb|left|upright|alt=''Diplocaulus''|The Permian lepospondyl ''[[Diplocaulus]]'' was largely aquatic]]
[[File:Eryops - National Museum of Natural History - IMG 1974.JPG|thumb|alt=''Eryops''|The temnospondyl ''[[Eryops]]'' had sturdy limbs to support its body on land]]
[[File:Red eyed tree frog edit2.jpg|thumb|alt=Red-eyed tree frog|[[Agalychnis callidryas|Red-eyed tree frog]] (''Agalychnis callidryas'') with limbs and feet specialised for climbing]]
[[File:Cryptobranchus japonicus.jpg|thumb|left|upright|alt=Japanese giant salamander|[[Japanese giant salamander]] (''Andrias japonicus''), a primitive salamander]]
[[File:Triturus dobrogicus dunai tarajosgote.jpg|thumb|alt=Danube crested newt|[[Danube crested newt]] (''Triturus dobrogicus''), an advanced salamander]]
[[File:Siphonops paulensis02.jpg|thumb|alt=''Siphonops paulensis''|The limbless South American caecilian ''[[Siphonops paulensis]]'']]
[[File:Tree frog congo.jpg|thumb|left|upright|alt=Common reed frog|The [[Aposematism|bright colours]] of the [[common reed frog]] (''Hyperolius viridiflavus'') are typical of a toxic species]]
[[File:FrogSkin.png|thumb||300px|Cross section of frog skin. A: Mucus gland, B: Chromatophore, C: Granular poison gland, D: [[Connective tissue]], E: [[Stratum corneum]], F: Transition zone, G: [[Epidermis]], H: [[Dermis]]]]
[[File:Ceratophrys cornuta skeleton front.jpg|thumb|alt=Frog skeleton|Skeleton of [[Surinam horned frog]] (''Ceratophrys cornuta'')]]
[[File:Juvenile Amphibian Circulatory System.svg|thumb|Juvenile amphibian circulatory systems are single loop systems which resemble fish. 1 – Internal gills where the blood is reoxygenated 2 – Point where the blood is depleted of oxygen and returns to the heart via veins 3 – Two chambered heart. Red indicates oxygenated blood, and blue represents oxygen depleted blood.]]
[[File:Frog anatomy tags.PNG|thumb|alt=Dissected frog|Dissected frog:1 Right atrium, 2 Liver, 3 Aorta, 4 Egg mass, 5 Colon, 6 Left atrium, 7 Ventricle, 8 Stomach, 9 Left lung, 10 Gallbladder, 11 Small intestine, 12 Cloaca]]
[[File:Axolotl ganz.jpg|thumb|left|alt=Axolotl|The [[axolotl]] (''Ambystoma mexicanum'') retains its larval form with gills into adulthood]]
[[File:Litoria xanthomera amplexus.jpg|thumb|alt=Orange-thighed frogs in amplexus|Male [[orange-thighed frog]] (''Litoria xanthomera'') grasping the female during [[amplexus]]]] * <nowiki>[[File:Frogspawn closeup.jpg|thumb|alt=Frogspawn|Frogspawn, a mass of eggs surrounded by jelly]] * <nowiki>[[File:Amphibian Egg Diagram.svg|thumb|Amphibian egg: 1. Jelly capsule 2. Vitelline membrane 3. Perivitelline fluid 4. [[Yolk plug]] 5. Embryo]]
[[File:Frog spawn time-lapse.gif|thumb|left|alt=Frog spawn development|Early stages in the development of the embryos of the [[common frog]] (''Rana temporaria'')]]
[[File:Ambystoma macrodactylum 26597.JPG|thumb|alt=Larva of the long-toed salamander|Larva of the [[long-toed salamander]] (''Ambystoma macrodactylum'')]]
[[File:Mesotriton alpestris apuanus04.jpg|thumb|alt=Larvae of the alpine newt|Larvae of the [[alpine newt]] (''Ichthyosaura alpestris'')]]
[[File:CaecilianNHM.png|thumb|left|alt=''Ichthyophis glutinosus''|The caecilian ''Ichthyophis glutinosus'' with eggs and developing embryo]]
[[File:Siphonops annulatus.jpg|thumb|alt=Ringed caecilian|The [[Siphonops annulatus|ringed caecilian]] (''Siphonops annulatus'') resembles an earthworm]]
[[File:Panama Poison Dart Frog Colostethus panamensis with tadpoles.jpg|thumb|alt=Common rocket frog|Male [[common rocket frog]] (''Colostethus panamensis'') carrying tadpoles on his back]]
[[File:Alytes obstetricans almogavarii - male with eggs 2.jpg|thumb|left|Male [[common midwife toad]] (''Alytes obstetricans'') carrying eggs]]
[[File:Pacific brown salamander eating a worm.jpg|thumb|alt=Northwestern salamander|[[Northwestern salamander]] (''Ambystoma gracile'') eating a worm]] * <nowiki>[[File:Teichfrosch isst teichfrosch.JPG|thumb|left|alt=Edible frog eating a fellow edible frog|[[Edible frog]] (''Pelophylax esculentus'') exhibiting [[cannibalism]]]]
[[File:Dendropsophus microcephalus - calling male (Cope, 1886).jpg|thumb|alt=Male treefrog calling|Male treefrog (''[[Dendropsophus microcephalus]]'') inflating his air sac as he calls]]
[[File:American Toad singing.jpg|thumb|American toad, (''[[Anaxyrus americanus]]'') singing]]
[[File:Redback salamander.jpg|thumb|left|alt=Red-backed salamander|The red back salamander (''[[Plethodon cinereus]]'') defends a territory against intruders.]]
[[File:Adult Cane toad.jpg|thumb|alt=Cane toad|[[Cane toad]] (''Bufo marinus'') with poison glands behind the eyes]]
[[File:Salamander-olympus.jpg|thumb|left|alt=Fire salamander|The [[fire salamander]] (''Salamandra salamandra''), a toxic species, wears warning colours.]]
[[File:Schrecklicherpfeilgiftfrosch-01.jpg|thumb|left|Perhaps the most poisonous animal in the world, the [[golden poison frog]] ''Phyllobates terribilis'' is endemic to [[Colombia]].<ref>{{cite journal |last1=Patocka |first1=Jiri |last2=Wulff |first2=Kräuff |last3=Palomeque |first3=MaríaVictoria |year=1999 |title=Dart Poison Frogs and Their Toxins |journal=ASA Newsletter |volume=5 |issue=75 |issn=1057-9419 |url=http://www.asanltr.com/ASANews-99/995frogs.htm |accessdate=January 29, 2013}}</ref>]]
[[File:Bufo periglenes1.jpg|thumb|alt=Golden toad|The extinct [[golden toad]] (''Bufo periglenes''), last seen in 1989]]
[[File:Israel painted frog.JPG|thumb|left|alt=Hula painted frog|The [[Hula painted frog]] (''Discoglossus nigriventer'') was believed to be extinct but was rediscovered in 2011.]]
[[File:Reptile003d.jpg|thumb|right|Reptiles, from ''Nouveau Larousse Illustré'', 1897-1904: Notice the inclusion of [[amphibian]]s (below the crocodiles).]]
[[File:MosasaurDiscovery.jpg|thumb|left|An "antediluvian monster", a ''[[Mosasaurus]]'' discovered in a [[Maastricht]] limestone quarry, 1770 (contemporary engraving)]]
[[File:Traditional Reptilia.jpg|thumb|The traditional class Reptilia (green field) includes all [[amniotes]] which are not mammals or birds, making it a [[paraphyly|paraphyletic]] group.<ref group="note" name="traditional">Some workers in [[phylogenetic nomenclature]] employ the term "Reptilia" in a more restrictive sense, see [[Sauropsida]]</ref>]]
[[File:Captorhinus aguti p.jpg|thumb|right|The first reptiles had an [[anapsid]] type of [[skull roof]], as seen in the [[Permian]] genus ''[[Captorhinus]]'']]
[[File:Varanodon1DB.jpg|thumb|right|Phylogenetic classifications group [[mammal-like reptiles]], like this ''[[Varanodon]]'', with other synapsids, not with extant reptiles.]]
[[File:Vjushkovia.jpg|thumb|right|''[[Vjushkovia]]'', a basal archosauropmorph]] * <nowiki>[[File:Europasaurus holgeri Scene 2.jpg|thumb|Mesozoic scene showing typical reptilian megafauna: [[dinosaur]]s including ''[[Europasaurus holgeri]]'', [[iguanodont]]s and ''[[Archaeopteryx lithographica]]'' perched on the foreground tree stump.]]
[[File:Skull comparison.png|thumb|left|A = Anapsid, B = Synapsid, C = Diapsid]] * <nowiki>[[File:Homeothermy-poikilothermy.png|thumb|right|Sustained energy output ([[joule]]s) of a typical reptile versus a similar size mammal as a function of core body temperature. The mammal has a much higher peak output, but can only function over a very narrow range of body temperature.]]
[[File:Tortue de Floride Amiens.jpg|thumb|[[Red-eared slider]] taking a gulp of air]]
[[File:Lacertae skin.jpg|thumb|Skin of a [[sand lizard]], showing [[Squamata|squamate reptiles]] iconic [[scale (zoology)|scales]]]]
[[File:Watersnake.JPG|thumb|Watersnake ''[[Malpolon monspessulanus]]'' eating a lizard. Most reptiles are carnivorous, and many primarily eat other reptiles.]]
[[File:PSM V53 D226 Silicious pebbles from the stomach of a plesiosaur.jpg|thumb|right|[[Gastrolith]]s from a [[plesiosaur]]]]
[[File:Crocodile Egg Diagram.svg|thumb|Crocodilian Egg Diagram * <nowiki>[[File:Trachylepis maculilabris mating.jpg|thumb|Most reptiles reproduce sexually, for example this ''Trachylepis maculilabris'' [[skink]]]]
[[File:Tortoise-Hatchling.jpg|thumb|Reptiles have [[amniote|amniotic]] eggs with hard or leathery shells, requiring [[internal fertilization]] when mating.]]
[[File:Phelsuma dubia edit1.jpg|thumb|A camouflaged ''[[Dull day gecko|Phelsuma deubia]]'' on a palm frond]]
[[File:White-headed dwarf gecko.jpg|thumb|A [[White-headed dwarf gecko]] with shed tail]]
[[File:Naturkundemuseum Berlin - Archaeophis proavus Massalongo - Monte Bolca.jpg|thumb|right|Fossil of ''Archaeophis proavus''.]]
[[File:World distribution of snakes.svg|right|500px|Approximate world distribution of snakes.]]
[[File:Leptotyphlops carlae.jpg|thumb|right|An adult Barbados threadsnake, ''[[Leptotyphlops carlae]]'', on an [[Quarter (United States coin)|American quarter dollar]].]]
[[File:wiki snake eats mouse.jpg|thumb|right|Thermographic image of a snake eating a mouse.]]
[[File:Ptyas gab fbi.png|thumb|right|A line diagram from [[G.A. Boulenger]]'s [[Fauna of British India]] (1890) illustrating the terminology of shields on the head of a snake.]]
[[File:Diamond-python moult eye-scales.JPG|thumb|right|Eye scales visible during the [[molt]] of a [[diamond python]].]]
[[File:Nerodia sipedon shedding.JPG|thumb|left|A snake shedding its skin.]]
[[File:Rat Snake Molting, Missouri Ozarks.JPG|thumb|right|Rat snake (''Pantherophis obsoletus'') showing cloudy eye as molting begins. Missouri Ozarks.]]
[[File:Snake Skeletons.jpg|thumb|left|When compared, the skeletons of snakes are radically different from those of most other reptiles (such as the [[turtle]], right), being made up almost entirely of an extended ribcage.]]
[[File:Red milk snake.JPG|thumb|[[Milk snake]]s are often mistaken for [[coral snake]]s whose venom is deadly to humans.]]
[[File:Snake eating mouse.jpg|thumb|left|Snake eating a [[rodent]].]]
[[File:Green Tree Snake eating White-lipped Tree Frog.JPG|thumb|left|Green Tree Snake - ''[[Dendrelaphis punctulata]]'' - eating [[White-lipped Tree Frog]] near [[Cooktown, Queensland]], Australia.]]
[[File:Carpet snake.jpg|thumb|upright|[[Carpet python]] constricting and consuming a [[chicken]].]]
[[File:Eierschlange frisst Zwergwachtelei.jpg|thumb|upright|[[Dasypeltis|African egg-eating snake]].]]
[[File:Banded Sea Snake-jonhanson.jpg|thumb|Banded sea krait, ''[[Laticauda|Laticauda sp]]''.]]
[[File:Neonate sidewinder sidewinding with tracks unlabeled.jpg|thumb|right|A neonate sidewinder rattlesnake ([[Crotalus cerastes]]) sidewinding.]]
[[File:Snake bite symptoms.png|thumb|Most common symptoms of any kind of snake bite envenomation.<ref name=MedlinePlus/><ref>[http://www.health-care-clinic.org/diseases/snakebite.html Health-care-clinic.org > Snake Bite First Aid - Snakebite]. Retrieved 2010-03-09.</ref> Furthermore, there is vast variation in symptoms between bites from different types of snakes.<ref name=MedlinePlus>[http://www.nlm.nih.gov/medlineplus/ency/article/000031.htm MedlinePlus > Snake bites] from Tintinalli JE, Kelen GD, Stapcynski JS, eds. ''Emergency Medicine: A Comprehensive Study Guide''. 6th ed. New York, NY: McGraw Hill; 2004. Update Date: 2/27/2008. Updated by: Stephen C. Acosta, MD, Department of Emergency Medicine, Portland VA Medical Center, Portland, OR. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. Retrieved 2010-03-09.</ref>]]
[[File:ViperaBerusFang.JPG|thumb|left|''[[Vipera berus]]'', one fang in glove with a small venom stain, the other still in place.]]
[[File:Snake in basket.jpg|thumb|upright|left|An [[Indian cobra]] in a basket with a snake charmer. These snakes are perhaps the most common subjects of snake charmings.]]
[[File:Guangzhou-snakes-at-restaurant-0457.jpg|thumb|A "???" ("sea-leopard snake", supposedly ''[[Enhydris]] bocourti'') occupies a place of honor among the live delicacies waiting to meet their consumers outside of a [[Guangzhou]] restaurant.]]
[[File:Snake meat.jpg|thumb|left|Snake meat, in a Taipei restaurant]] * <nowiki>[[File:Golden Uraes Cobra Tutankhamun's Throne.jpg|thumb|left|The reverse side of the throne of Pharaoh [[Tutankhamun]] with four golden uraeus cobra figures. Gold with [[lapis lazuli]]; [[Valley of the Kings]], Thebes(1347-37 BCE).]]
[[File:Medusa by Carvaggio.jpg|thumb|upright|[[Medusa]] by 16th-century Italian artist [[Caravaggio]].]]
[[File:Salvage Scrap propaganda poster crop2.jpg|thumb|left|[[Imperial Japan]] depicted as an evil snake in a WWII propaganda poster]] * <nowiki>[[File:PuckCartoon-TeddyRoosevelt-05-23-1906.jpg|thumb|right|U.S. President [[Theodore Roosevelt]] depicted as the infant [[Hercules]] grappling with a giant snake representing the [[Standard Oil]] Company.]]
[[File:Simeon Stylite Louvre.jpg|thumb|upright|left|A snake associated with Saint [[Simeon Stylites]].]]
[[File:Rod of asclepius.jpg|thumb|upright|[[Rod of Asclepius]], in which the snake, through [[ecdysis]], symbolizes healing.]]
[[File:Mixco Viejo ballcourt marker.jpg|thumb|upright|[[Mesoamerican ballcourt|Ballcourt]] marker from the Postclassic site of [[Mixco Viejo]] in Guatemala. This sculpture depicts [[Kukulkan]], jaws agape, with the head of a human warrior emerging from his maw.<ref>{{cite book |author=Sharer, Robert J. |authorlink=Robert Sharer |author2=Loa P. Traxler |year=2006 |title=The Ancient Maya |edition=6th (fully revised) |location=Stanford, California |publisher=Stanford University Press |isbn=0-8047-4817-9|page=619 |oclc=57577446}}</ref>]]

Domestics

[[File:Pembroke Welsh Corgi 600.jpg|240px|thumb|right|]]
[[File:Pair of Icelandic Sheep.jpg|240px|thumb|right|]]
[[File:Sow with piglet.jpg|240px|thumb|right|]]
[[File:Capra, Crete 4.jpg|240px|thumb|right|]]
[[File:Koe in weiland bij Gorssel.jpg|240px|thumb|right|]]
[[File:Female zebu cattle.jpg|240px|thumb|right|]]
[[File:Neighbours Siamese.jpg|240px|thumb|right|]]
[[File:Poltava chicken breed female.jpg|240px|thumb|right|]]
[[File:Caviaklein.jpg|240px|thumb|right|]]
[[File:Donkey 1 arp 750px|thumb|right|.jpg|240px|thumb|right|]]
[[File:Pekin Ducks cropped.jpg|240px|thumb|right|]]
[[File:Water Buffalo, Phayao Lake.jpg|240px|thumb|right|]]
[[File:Nokota Horses cropped.jpg|240px|thumb|right|]]
[[File:Camelcalf-feeding.jpg|240px|thumb|right|]]
[[File:Silkworms3000px|thumb|right|.jpg|240px|thumb|right|]]
[[File:Homing pigeon.jpg|240px|thumb|right|]]
[[File:Neugierige Hausgans.jpg|240px|thumb|right|]]
[[File:The Yak.jpg|240px|thumb|right|]]
[[File:Temee.jpg|240px|thumb|right|]]
[[File:Pack llamas posing near Muir Trail.jpg|240px|thumb|right|]]
[[File:Corazon Full.jpg|240px|thumb|right|]]
[[File:Guinea Fowl.jpg|240px|thumb|right|]]
[[File:Ferret 2008.png|240px|thumb|right|]]
[[File:Minimouse.jpg|240px|thumb|right|]]
[[File:Feral Barbary Dove.jpg|240px|thumb|right|]]
[[File:Banteng Domesticated Bali Bull.PNG240px|thumb|right|]]
[[File:Bos gaurus (Gayal) male.jpg|240px|thumb|right|]]
[[File:White turkeys.jpg|240px|thumb|right|]]
[[File:Gullfiskur.jpg|240px|thumb|right|]]
[[File:EnglishSpotRabbitChocolate1(cropped).jpg|240px|thumb|right|]]
[[File:Zwei Kanarienvögel.jpg|240px|thumb|right|]]
[[File:HM Orange M Sarawut.jpg|240px|thumb|right|]]
[[File:Ratte-Vache.jpeg240px|thumb|right|]]
[[File:Six koi.jpg|240px|thumb|right|]]
[[File:Silberfuchs 08.jpg|240px|thumb|right|]]
[[File:Baxter flower.jpg|240px|thumb|right|]]
[[File:Rbruni.jpg|240px|thumb|right|]]
[[File:Guppy coppia gialla.jpg|240px|thumb|right|]]
[[File:Bee-apis.jpg|240px|thumb|right|]]
[[File:Caribou using antlers.jpg|240px|thumb|right|]]
[[File:Addax nasomaculatus closeup.jpg|240px|thumb|right|]]
[[File:Scimitar oryx1.jpg|240px|thumb|right|]]
[[File:IndianElephant.jpg|240px|thumb|right|]]
[[File:Aix galericulata - Zürich - Hafen Riesbach 2011-01-14 15-58-32.jpg|240px|thumb|right|]]
[[File:Herpestes ichneumon ?????????? ???????, ??? ????????? ?????, ??? ???????´?.jpg|240px|thumb|right|]]
[[File:Apis cerana, Asiatic honey bee - Khao Yai National Park.jpg|240px|thumb|right|]]
[[File:Fallow deer in field.jpg|240px|thumb|right|]]
[[File:Svømmende blodigle.jpg|240px|thumb|right|]]
[[File:MuscovyDuck.jpg|240px|thumb|right|]]
[[File:Dactylopius coccus (Barlovento) 04 ies.jpg|240px|thumb|right|]]
[[File:Indian Peahens I IMG 9647.jpg|240px|thumb|right|]]
[[File:Beo-2.jpg|240px|thumb|right|]]
[[File:Rose-ringed Parakeet I IMG 9797.jpg|240px|thumb|right|]]
[[File:Deer Stag AdF.jpg|240px|thumb|right|]]
[[File:Helix pomatia 89a.jpg|240px|thumb|right|]]
[[File:Irapuã - REFON.jpg|240px|thumb|right|]]
[[File:Cacatua alba -pet-8a.jpg|240px|thumb|right|]]
[[File:Cacatua galerita Tas 2.jpg|240px|thumb|right|]]
[[File:Lesser-sulphur crested cockatoo 31l07.jpg|240px|thumb|right|]]
[[File:Phalacrocorax carbo ja01.jpg|240px|thumb|right|]]
[[File:CygneVaires.jpg|240px|thumb|right|]]
[[File:Acheta domestica male.png|240px|thumb|right|]]
[[File:Japanese Quail.jpg|240px|thumb|right|]]
[[File:LakePowellCarp5437.jpg|240px|thumb|right|]]
[[File:Buberel Lonchura oryzivora 3.jpg|240px|thumb|right|]]
[[File:Virginiawachtel 2007-06-16 065.jpg|240px|thumb|right|]]
[[File:Carduelis carduelis close up.jpg|240px|thumb|right|]]
[[File:Leiothrix lutea -Chester Zoo, Cheshire, England-8a.jpg|240px|thumb|right|]]
[[File:Herpestes edwardsii at Hyderaba.jpg|240px|thumb|right|]]
[[File:Capybara Hattiesburg Zoo (70909b-42) 2560x1600.jpg|240px|thumb|right|]]
[[File:Indian Palm Squirrel Bangalore 2009.jpg|240px|thumb|right|]]
[[File:Grey Francolin RWD2.jpg|240px|thumb|right|]]
[[File:Male Golden Pheasant DC.jpg|240px|thumb|right|]]
[[File:Sikahjort.jpg|240px|thumb|right|]]
[[File:Common eland mara.jpg|240px|thumb|right|]]
[[File:Ostriches cape point cropped.jpg|240px|thumb|right|]]
[[File:Melopsittacus undulatus -Zoo Atlanta-8a.jpg|240px|thumb|right|]]
[[File:Nymphicus hollandicus -garden-8.jpg|240px|thumb|right|]]
[[File:Cacatua leadbeateri -SW Queensland-8.jpg|240px|thumb|right|]]
[[File:Rocky Mountain Bull Elk.jpg|240px|thumb|right|]]
[[File:Mink1.jpg|240px|thumb|right|]]
[[File:American mink geograph.co.uk 2083077.jpg|240px|thumb|right|]]
[[File:Ratao do banhado 1 REFON.jpg|240px|thumb|right|]]
[[File:Drosophila melanogaster - side (aka).jpg|240px|thumb|right|]]
[[File:Chinesedsaffa.jpg|240px|thumb|right|]]
[[File:Agapornis fischeri -Ueno Zoo, Japan -three-8a-4c.jpg|240px|thumb|right|]]
[[File:M duboulayi.jpg|240px|thumb|right|]]
[[File:Golden hamster front 1.jpg|240px|thumb|right|]]
[[File:Chinchilla lanigera1.jpg|240px|thumb|right|]]
[[File:Chinchilla brevicaudata.jpg|240px|thumb|right|]]
[[File:Daphnia magna-female adult.jpg|240px|thumb|right|]]
[[File:Xenopus laevis 1.jpg|240px|thumb|right|]]
[[File:SeaMonkiesInAquarium.jpg|240px|thumb|right|]]
[[File:Ball python lucy.jpg|240px|thumb|right|]]
[[File:Phodopus roborovskii side.jpg|240px|thumb|right|]]
[[File:Zebra finch arp.jpg|240px|thumb|right|]]
[[File:Ambystoma mexicanum at Vancouver Aquarium.jpg|240px|thumb|right|]]
[[File:Probosciger aterrimus-20030511.jpg|240px|thumb|right|]]
[[File:Male Leopard Gecko.jpg|240px|thumb|right|]]
[[File:Tatanka.jpg|240px|thumb|right|]]
[[File:Congo African Grey pet on a perch.jpg|240px|thumb|right|]]
[[File:Neophema pulchella -Rainbow Jungle -Australia-8a.jpg|240px|thumb|right|]]
[[File:Dendrobates auratus (Antwerp Zoo).jpg|240px|thumb|right|]]
[[File:Geopelia cuneata03.jpg|240px|thumb|right|]]
[[File:Lampropeltis alterna.jpg|240px|thumb|right|]]
[[File:Kornnatter.jpg|240px|thumb|right|]]
[[File:Ovibos moschatus qtl3.jpg|240px|thumb|right|]]
[[File:Female Madagascar hissing cockroach.jpg|240px|thumb|right|]]
[[File:Bartagame fcm.jpg|240px|thumb|right|]]
[[File:Eclectus roratus-20030511.jpg|240px|thumb|right|]]
[[File:Cacatua moluccensis - closeup of head.jpg|240px|thumb|right|]]
[[File:Petaurus breviceps 1.jpg|240px|thumb|right|]]
[[File:Pogona henrylawsoni.jpg|240px|thumb|right|]]
[[File:Bumblebee October 2007-3a.jpg|240px|thumb|right|]]
[[File:Rhea side profile.jpg|240px|thumb|right|]]
[[File:Emu-wild.jpg|240px|thumb|right|]]
[[File:Octodon degus -Heidelberg Zoo, Germany-8a.jpg|240px|thumb|right|]]
[[File:Golden Agouti Male 4-1-05.jpg|240px|thumb|right|]]
[[File:St Thomas Marriott Iguana 9 cropped.jpg|240px|thumb|right|]]
[[File:Morelia-viridis.jpg|240px|thumb|right|]]
[[File:Red tailed Black Cockatoo in flight.jpg|240px|thumb|right|]]
[[File:Male adult Gouldian Finch.jpg|240px|thumb|right|]]
[[File:Caerulea3 crop.jpg|240px|thumb|right|]]
[[File:Argentine Horned Frog (Ceratophrys ornata)1.jpg|240px|thumb|right|]]
[[File:Carassius carassius Prague Vltava 2.jpg|240px|thumb|right|]]
[[File:Excalfactoria chinensis (aka).jpg|240px|thumb|right|]]
[[File:Cuniculus paca.jpg|240px|thumb|right|]]
[[File:Lagurus lagurus.jpg|240px|thumb|right|]]
[[File:Perpallidus.jpg|240px|thumb|right|]]
[[File:CtenosauraSimilis.jpg|240px|thumb|right|]]
[[File:Platycercus eximius diemenensis male.jpg|240px|thumb|right|]]
[[File:Sheldonbasking.jpg|240px|thumb|right|]]
[[File:Rostkatze Zoo Berlin.jpg|240px|thumb|right|]]
[[File:Neochmia ruficauda (aka).jpg|240px|thumb|right|]]
[[File:Brachypelma smithi 2009 G09.jpg|240px|thumb|right|]]
[[File:Gekkoninae Rhacodactylus ciliatus tete.png|240px|thumb|right|]]
[[File:Cusimanse.jpg|240px|thumb|right|]]
[[File:Kissfish.jpg|240px|thumb|right|]]
[[File:Gregory Moine - Red bellied Piranha (by).jpg|240px|thumb|right|]]
[[File:Dubia-cockroach-female-near-ruler.jpg|240px|thumb|right|]]
[[File:Zophobas morio larva - top (aka).jpg|240px|thumb|right|]]
[[File:Tribolium castaneum.jpg|240px|thumb|right|]]
[[File:Achroia grisella caterpillars kleine wasmot rupsen (1).jpg|240px|thumb|right|]]

animals

[[File:Carl von Linné.jpg|thumb|upright|[[Carl Linnaeus]], known as the father of modern [[Taxonomy (biology)|taxonomy]]]]
[[File:Mitosis-fluorescent.jpg|thumb|left|A [[newt]] [[lung]] [[cell (biology)|cell]] [[staining (biology)|stained]] with [[fluorescent]] [[dye]]s undergoing the early [[anaphase]] stage of [[mitosis]]]]
[[File:Dunkleosteus BW.jpg|thumb|''[[Dunkleosteus]]'' was a {{convert|10|m|ft|adj=mid|-long}} [[prehistoric fish]].<ref>[http://www.smh.com.au/news/science/jaws-of-steel-on-this-fish-tank/2006/11/29/1164777657728.html Monster fish crushed opposition with strongest bite ever]</ref>]]
[[File:AnimalsRelativeNumbers.png|thumb|301px|right|The relative number of species contributed to the total by each phylum of animals]]
[[File:Elephant-ear-sponge.jpg|thumb|left|upright|Orange elephant ear sponge, ''[[Agelas clathrodes]]'', in foreground. Two corals in the background: a [[sea fan]], ''[[Iciligorgia schrammi]]'', and a sea rod, ''[[Plexaurella nutans]]''.]]
[[File:Superbfairywrenscropped.jpeg|thumb|[[Superb Fairy-wren]], ''Malurus cyaneus'']]
[[File:Sympetrum flaveolum - side (aka).jpg|thumb|[[Yellow-winged darter]], ''Sympetrum flaveolum'']]
[[File:Bedford's Flatworm.jpg|thumb|''[[Pseudobiceros bedfordi]]'', (Bedford's flatworm)]]
[[File:Grapevinesnail 01.jpg|thumb|[[Roman snail]], ''Helix pomatia'']]

Arthropods

[[File:Arthropod cuticle based upon Xvazquez edited to include english legend.PNG|thumb|Illustration of an idealized arthropod exoskeleton.]]
[[File:Cicada climbing out of its exoskeleton while attached to tree.jpg|thumb|Cicada climbing out of its exoskeleton while attached to tree]]
[[File:Wasp ocelli.JPG|240px|thumb|right|Head of a [[wasp]] with three ocelli (centre), and [[compound eye]]s at the left and right]]
[[File:scorpionwithyoung.JPG|200px|right|thumb|''Compsobuthus werneri'' female with young (white)]] * <nowiki>[[File:Shrimp nauplius.jpg|200px|thumb|right|The nauplius larva of a [[Dendrobranchiata|prawn]]]]
[[File:Marrella.jpg| thumb |right |120px|''[[Marrella]]'', one of the puzzling arthropods from the [[Burgess Shale]]]]
[[File:Onycophora.jpg|thumb|right|The [[velvet worm|velvet worm (Onychophora)]] is closely related to arthropods<ref name="Budd1996" />]]
[[File:Insect food stall.JPG|thumb|right|Insects and scorpions on sale in a food stall in [[Bangkok]]]]

Insects

[[File:Bee Squirt.gif|thumb|250px|right|[[Bumblebee]] defecating: Note the contraction of the [[abdomen]] which provides internal pressure.]]
[[File:Structural organization of the heart of the mosquito Anopheles gambiae - image.ppat.v08.i11.g001.png|thumb|The tube-like heart (green) of the mosquito ''[[Anopheles gambiae]]'' extends horizontally across the body, interlinked with the diamond-shaped [[insect wing#Muscles|wing muscles]] (also green) and surrounded by [[pericardium|pericardial cells]] (red). Blue depicts [[cell nuclei]].]]</nowiki>
[[File:Hoverflies mating midair.jpg|thumb|right|A pair of ''[[Simosyrphus grandicornis]]'' hoverflies mating in flight.]]
[[File:Orgyia recens.jpg| thumb | The different forms of the male (top) and female (bottom) [[tussock moth]] ''Orgyia recens'' is an example of [[sexual dimorphism]] in insects.]]
[[File:Gulf Fritillary Life Cycle.svg|250px|thumb|right|[[Gulf Fritillary]] life cycle, an example of [[holometabolism]].]]
[[File:Calliphora sp Portrait.jpg|thumb|Insects have compound eyes and two antennae.]]
[[File:Termite Cathedral DSC03570.jpg|thumb|right|A cathedral mound created by termites ([[Isoptera]]).]]
[[File:White-lined sphinx moth.JPG|thumb|[[Hyles lineata|White-lined sphinx moth]] feeding in flight]]
[[File:Motion of Insectwing.gif|right|250px|thumb|Basic motion of the insect wing in insect with an indirect flight mechanism scheme of dorsoventral cut through a thorax segment with '''a''' wings '''b''' joints
[[File:Notonecta glauca01.jpg|thumb|right|The backswimmer ''[[Notonecta glauca]]'' underwater, showing its paddle-like hindleg adaptation.]]
[[File:BatesMimButter.JPG|thumb|right|250px|Perhaps one of the most well-known examples of mimicry, the [[viceroy butterfly]] (top) appears very similar to the noxious-tasting [[monarch butterfly]] (bottom).<ref>{{cite journal |last=Ritland |first=D.|author2=L. P. Brower|year=1991|title=The viceroy butterfly is not a Batesian mimic |journal=[[Nature (journal)|Nature]] |volume=350 |issue= 6318|pages=497–498 |doi =10.1038/350497a0 |quote=Viceroys are as unpalatable as monarchs, and significantly more unpalatable than queens from representative Florida populations. |bibcode=1991Natur.350..497R}}</ref>]]
[[File:Apis mellifera flying.jpg|thumb|[[Apis mellifera|European honey bee]] carrying pollen in a [[pollen basket]] back to the hive]] * <nowiki>[[File:Aedes aegypti biting human.jpg|thumb|right|''[[Aedes aegypti]]'', a parasite, is the vector of [[dengue fever]] and [[yellow fever]]]]
[[File:European honey bee extracts nectar.jpg| thumb|right|Because they help flowering plants to [[cross-pollination|cross-pollinate]], some insects are critical to agriculture. This [[European honey bee]] is gathering nectar while pollen collects on its body.]]
[[File:Common brown robberfly with prey.jpg|thumb|right|A [[robberfly]] with its prey, a [[hoverfly]]. [[Insectivorous]] relationships such as these help control insect populations.]]
[[File:Drosophila melanogaster - side (aka).jpg| thumb | right | The common fruitfly ''[[Drosophila melanogaster]]'' is one of the most widely used organisms in biological research.]]

Spider

[[File:Spider internal anatomy-en.svg|700px|center]]
[[File:Cheiracanthium punctorium frei 1 17 Forst Jungfernhdeide Jg 46 070920.jpg|thumb|right|''[[Cheiracanthium punctorium]]'', displaying fangs]] * <nowiki>[[File:Clynotis severus, AF 2.jpg|240px | thumb | right| This [[jumping spider]]'s main [[ocelli]] (center pair) are very acute. The outer pair are "secondary eyes" and there are other pairs of secondary eyes on the sides and top of its head.<ref name="RuppertFoxBarnes2004P532To537" />]]
[[File:Detailed spider body and leg joints.jpg|thumb|right|Detail of spider body underside showing leg attachments and spinnerets]]
[[File:Palystes castaneus dorsal external anatomy.jpg|thumb|Palystes castaneus dorsal external anatomy]]
[[File:Australian orb weaver spinning web.jpg|thumb|An [[orb weaver]] producing silk from its spinnerets]]
[[File:Neriene radiata - 2013-07-04.webm|thumb|thumbtime=3:31|Mating behaviour of ''[[Filmy dome spider|Neriene radiata]]'']]
[[File:DirkvdM Nephila clavipes.jpg|thumb|right|The tiny male of the [[Golden orb weaver]] (''[[Nephila clavipes]]'') (near the top of the leaf) is protected from the female by his producing the right vibrations in the web, and may be too small to be worth eating.]]
[[File:Orange spider egg sac.jpg|thumb|right|Orange spider egg sac hanging from ceiling]] * <nowiki>[[File:Gasteracantha mammosa spiderlings next to their eggs capsule.jpg|thumb|''[[Gasteracantha mammosa]]'' spiderlings next to their eggs capsule]]
[[File:Lycosidae female carrying young.jpg|thumb|right|[[Wolf spider]] carrying its young in its egg sac.]]
[[File:Male goliath birdeater 111508 013.jpg|thumb|right|[[Goliath birdeater]] (''Theraphosa blondi''), the largest spider, next to a ruler.]]
[[File:A garden spider in Chennai.JPG|thumb|right|A garden spider seen in Chennai.]]
[[File:Spider house leaf.jpg|thumb|right|The ''[[Phonognatha graeffei]]'' or leaf-curling spider's [[spider web|web]] serves both as a [[Trap (tactic)|trap]] and as a way of making its home in a leaf.]]
[[File:Cyclocosmia sp. in burrow (Marshal Hedin).jpg|thumb|right|[[Trapdoor spider]] (family: Ctenizidae), an [[ambush predator]].]]
[[File:Portia.fimbriata.female.in.its.web.-.tanikawa.jpg|thumb | right | 200px | ''[[Portia (spider)|Portia]]'' uses both webs and cunning, versatile tactics to overcome prey.<ref name="WilcoxJackson2004JumpingSpiderTricksters" />]]
[[File:Ant Mimic Spider.jpg|thumb|right|An [[Myrmarachne|ant-mimicking jumping spider]]]]
[[File:Atrax robustus.jpg|thumb|right|Threat display by a [[Sydney funnel-web spider]] (''Atrax robustus'').]]
[[File:Araneus diadematus web 1.jpg|thumb|The large orb web of [[Araneus diadematus]] (European garden spider).]]
[[File:NephilaClavata-2005Kurihara.jpg|thumb|right|''[[Nephila clavata]]'', a golden orb weaver]]
[[File:Agelenidae labyrinthica.JPG|thumb | right| 150px | A funnel web.]]
[[File:Spider in amber (1).jpg|thumb | left | 150px | Spider preserved in [[amber]] ]]
[[File:Palaeotarbus jerami.png|thumb | left | 150px | ''[[Palaeotarbus]] jerami'', a [[trigonotarbid]] and the oldest known [[arachnid]] ]]
[[File:Ryuthela.secundaria.female.-.takinawa.jpg|thumb | left | 150px |''[[Ryuthela secundaria]]'', a member of the [[Liphistiidae]]<ref>{{cite journal * <nowiki>[[File:Tarantula 020.jpg|thumb|right|A Mexican red-kneed tarantula ''[[Brachypelma smithi]]'']]
[[File:Leucauge venusta Kaldari 01.jpg|thumb|right|150px|''[[Leucauge venusta]]'', an [[orb-web spider]]]]
[[File:Symptoms of Spider bite.png|thumb|right|All symptoms associated with toxic [[spider bite]]s<ref>[http://firstaid.about.com/od/bitesstings/qt/07_spider_bites.htm Spider Bite Symptoms and First Aid] By Rod Brouhard, About.com. Updated: October 19, 2008</ref>]]
[[File:Fried spiders Skuon Cambodia.jpg|thumb|right|Cooked [[tarantula]] spiders are considered a delicacy in [[Cambodia]].]]
[[File:Arañamuseolarco.jpg|thumb|right|This [[Moche (culture)|Moche]] ceramic depicts a spider, and dates from around 300 [[Common Era|CE]].]]

Crustacean

[[File:Crab from Long Island.jpg|thumb|right|A shed [[carapace]] of a [[lady crab]], part of the hard [[exoskeleton]]|alt=A convex oval-shaped piece of shell, covered with fine orange-pink markings: the front edge is lined with 13 coarse serrations, while the rear edge is smooth.]]
[[File:Krillanatomykils.jpg|thumb|right|Body structure of a typical crustacean – krill]] * <nowiki>[[File:Potamon fluviatile9.jpg|thumb|right|Eggs of ''[[Potamon fluviatile]]'', a freshwater crab|alt=Seven round translucent spheres: inside some of them, a pair of compound eyes can be seen.]]
[[File:Homarus gammarus zoea.jpg|thumb|right|[[Zoea]] larva of the [[European lobster]], ''Homarus gammarus''|alt=A grey-green translucent animal is seen from the side. The eye is large and shining, and is in a recess of the large carapace and its long rostrum. An abdomen, similar in length to the carapace, projects from the rear, and below the carapace, there is a mass of legs, some with small claws.]]
[[File:Haeckel Copepoda.jpg|thumb|right|Copepods, from [[Ernst Haeckel]]'s 1904 work ''[[Artforms of Nature|Kunstformen der Natur]]'']]
[[File:Haeckel Decapoda.jpg|thumb|right|Decapods, from [[Ernst Haeckel]]'s 1904 work ''[[Artforms of Nature|Kunstformen der Natur]]'']]
[[File:Daphnia pulex.png|200px|alt=A microscopic, transparent, oval animal against a black background. The head has a large eye, antennae, and comes to a pointed beak. The rest of the animal is smooth round and fat, culminating in a pointed tail. The internal anatomy is apparent.]]

[[File:Chthamalus stellatus.jpg|200px|alt=Many barnacles living on a rock. Each one consists of a round wall with a central hole closed off by two hard plates.]]
Chthamalus stellatus (Sessilia)</nowiki>
[[File:Ostracod.JPG|200px|alt=A translucent, sculptured shell conceals a small animal. Some of its appendages extend beyond the shell.]]
Cylindroleberididae
[[File:Gammarus roeselii.jpg|200px|alt=A small, curled-up animal has feathery appendages which it is holding at diverse angles.]]
Gammarus roeseli (Amphipoda)</nowiki>
[[File:Eryma mandelslohi (Krebs) - Oberer Brauner Jura - Bissingen unter Teck.jpg|thumb|right|''[[Eryma mandelslohi]]'', a fossil [[Decapoda|decapod]] from the [[Jurassic]] of [[Bissingen an der Teck]], [[Germany]]|alt=In a smooth grey block of stone, there is a brown fossil similar to a crayfish. Two long legs, each with a large claw extend forwards from the animal; one of the claws is held open.]]
[[File:Shrimps at market in Valencia.jpg|thumb|right|[[Norway lobster]]s on sale at a Spanish market|alt=A heap of small pink lobsters on their sides, with their claws extended forwards towards the camera.]]

Myriapods

[[File:Millipede body types 1.jpg|thumb|200px|Representative body types of the Penicillata (top), Pentazonia (middle), and Helminthomorpha (bottom)]]
[[File:Millipede anterior anatomy.png|thumb|250px|Anterior anatomy of a generalized helminthomorph millipede]]
[[File:Paranota comparison.png|thumb|200px|right|Paranota of [[polydesmida]]n (left) and [[platydesmida]]n millipedes]]
[[File:Female Illacme plenipes (MIL0020) with 618 legs - ZooKeys-241-077-SP-6-top.jpg|thumb|center|600px|A female ''Illacme plenipes'' with 618 legs (309 pairs)]]
[[File:Mating millipedes.jpg|thumb|right|''[[Epibolus pulchripes]]'' mating; the male is at right]] * <nowiki>[[File:Anamorphic development in Nemasoma.png|thumb|right|200px|Growth stages of ''[[Nemasoma]]'' ([[Nemasomatidae]]), which reaches reproductive maturity in stage V]]
[[File:Sceliages8-hippias.jpg|thumb|200px|A ''[[Sceliages]]'' beetle transporting a millipede carcass]]
[[File:Ammodesmus nimba male.jpg|thumb|170px|right|''Ammodesmus nimba'' from Guinea, West Africa, curled in a defensive coil]]
[[File:Psammodesmus bryophorus.jpg|thumb|right|180px|''[[Psammodesmus bryophorus]]'' camouflaged with symbiotic mosses]]
[[File:Rusty millipedes.jpg|thumb|An aggregation of millipedes]]
[[File:Millipede order species comparison.png|thumb|right|Approximate relative diversity of [[Extant taxon|extant]] millipede orders, ranging from ca. 3,500 species of [[Polydesmida]] to 2 species of [[Siphoniulida]].<ref name="Shear 2011 class."/>]]
[[File:Octoglena sierra (Family Polyzoniidae) (3405605943).jpg|thumb|200px|right|''[[Octoglena sierra]]'' ([[Colobognatha]], [[Polyzoniida]])]] * <nowiki>[[File:Anadenobolus monilicornis 03.JPG|thumb|right|200px|''[[Anadenobolus monilicornis]]'' ([[Juliformia]], [[Spirobolida]])]]
[[File:Harpaphe haydeniana 002.jpg|thumb|right|200px|''[[Harpaphe haydeniana]]'' ([[Polydesmida]])]]
[[File:Giardino dei semplici, mostra dinosauri, arthropleura armata.JPG|thumb|Reconstruction of ''[[Arthropleura]]'', a giant millipede of the late [[Paleozoic]]]]
[[File:Millipede centipede side-by-side.png|thumb|A representative millipede and centipede (not necessarily to scale)]]
[[File:HouseCentipedeCloseup.jpg|right|thumb|The head of ''[[Scutigera coleoptrata]]'', showing [[antenna (biology)|antennae]], [[compound eye]]s and [[arthropod mouthparts|mouthparts]]]]
[[File:Scolopendra fg01.JPG|thumb|''[[Scolopendra cingulata]]'', a centipede]]
[[File:Tachypodoiulus niger 1.jpg|thumb|''[[Tachypodoiulus niger]]'', a millipede]]
[[File:Scutigerella immaculata male.jpg|thumb|''[[Scutigerella immaculata]]'', a symphylan]]
[[File:Pauropus huxleyi.jpg|thumb|''[[Pauropus huyxleyi]]'', a pauropodan]]
[[File:Various myriapod phylogenies.png|thumb|center|800px|Some of the various hypotheses of myriapod phylogeny. Morphological studies (trees a and b) support a sister grouping of Diplopoda and Pauropoda, while studies of DNA or amino acid similarities suggest a variety of different relationships, including the relationship of Pauropoda and Symphyla in tree c.]]

Echinodermata

[[File:Reef2589.jpg|thumb|right|A brittle star, ''[[Ophionereis reticulata]]'']]
[[File:Sea cucumber at Pulau Redang.jpg|thumb|right|A sea cucumber from Malaysia]]
[[File:Nerr0878.jpg|thumb|right|Starfish exhibit a wide range of colours]]
[[File:Strongylocentrotus purpuratus 1.jpg|thumb|right|''[[Strongylocentrotus purpuratus]]'', a well-armoured sea urchin]]
[[File:Crinoid on the reef of Batu Moncho Island.JPG|thumb|right|[[Crinoid]] on a [[coral reef]]]]
[[File:Sea star regenerating legs.jpg|thumb|[[Sunflower seastar|Sunflower star]] regenerating several arms]]

birds

[[File:Naturkundemuseum Berlin - Archaeopteryx - Eichstätt.jpg|alt= Slab of stone with fossil bones and feather impressions|thumb|right|''<nowiki>[[Archaeopteryx lithographica]] is often considered the oldest known true bird.]]</nowiki>
[[File:Confuciusornis sanctus (2).jpg|thumb|alt= White slab of rock left with cracks and impression of bird feathers and bone, including long paired tail feathers|''<nowiki>[[Confuciusornis sanctus]], a Cretaceous bird from China]]</nowiki>
[[File:House sparrow04.jpg|thumb|right|alt= small bird withpale belly and breast and patterned wing and head stands on concrete |The range of the <nowiki>[[house sparrow]] has expanded dramatically due to human activities.^[1]]]</nowiki>
[[File:Birdmorphology.svg|thumb|300px|alt= |right|External anatomy of a bird (example: <nowiki>[[yellow-wattled lapwing]]): 1 Beak, 2 Head, 3 Iris, 4 Pupil, 5 Mantle, 6 Lesser [[covert (feather)|coverts]], 7 Scapulars, 8 Median coverts, 9 Tertials, 10 Rump, 11 Primaries, 12 Vent, 13 Thigh, 14 Tibio-tarsal articulation, 15 Tarsus, 16 Foot, 17 Tibia, 18 Belly, 19 Flanks, 20 Breast, 21 Throat, 22 Wattle, 23 Eyestripe]]</nowiki>
[[File:Bird blink-edit.jpg|thumb|right|300px|The <nowiki>[[nictitating membrane]] as it covers the eye of a [[masked lapwing]]]]</nowiki>
[[File:African Scops owl.jpg|alt=Owl with eyes closed in front of similarly coloured tree trunk partly obscured by green leaves|thumb|right|The plumage of the <nowiki>[[African scops owl]] allows it to blend in with its surroundings.]]</nowiki>
[[File:Red Lory (Eos bornea)-6.jpg|alt=Red parrot with yellow bill and wing feathers in bill|upright|right|thumb|<nowiki>[[Red lory]] preening]]</nowiki>
[[File:Restless flycatcher04.jpg|right|alt=Black bird with white chest in flight with wings facing down and tail fanned and down pointing| thumb|<nowiki>[[Restless flycatcher]] in the downstroke of flapping flight]]</nowiki>
[[File:BirdBeaksA.svg|thumb|upright|right|alt= Illustration of the heads of 16 types of birds with different shapes and sizes of beak|Feeding adaptations in beaks]]
[[File:Bar-tailed Godwit migration.jpg|alt= A map of the Pacific Ocean with several coloured lines representing bird routes running from New Zealand to Korea|thumb|right|The routes of satellite-tagged <nowiki>[[bar-tailed godwit]]s migrating north from [[New Zealand]]. This species has the longest known non-stop migration of any species, up to 10,200 km (6,300 mi).]]</nowiki>
[[File:Stavenn Eurypiga helias 00.jpg|thumb|alt=Large brown patterned ground bird with outstretched wings each with a large spot in the centre| right|The startling display of the <nowiki>[[sunbittern]] mimics a large predator.]]</nowiki>
[[File:Red-billed quelea flocking at waterhole.jpg|thumb|right|alt= massive flock of tiny birds seen from distance so that birds appear as specks|right|<nowiki>[[Red-billed quelea]]s, the most numerous species of bird,^[2] form enormous flocks—sometimes tens of thousands strong.]]</nowiki>
[[File:Caribbean Flamingo2 (Phoenicopterus ruber) (0424) - Relic38.jpg|thumb|alt=Pink flamingo with grey legs and long neck pressed against body and head tucked under wings|Many birds, like this <nowiki>[[American flamingo]], tuck their head into their back when sleeping]]</nowiki>
[[File:Raggiana Bird-of-Paradise wild 5.jpg|thumb|alt= Bird faces up with green face, black breast and pink lower body. Elaborate long feathers on the wings and tail.|right|Like others of its family the male <nowiki>[[Raggiana bird-of-paradise]] has elaborate breeding plumage used to impress females.^[3]]]</nowiki>
[[File:Golden-backed Weaver.jpg|thumb|right|alt=Yellow weaver (bird) with black head hangs an upside-down nest woven out of grass fronds.|Male <nowiki>[[golden-backed weaver]]s construct elaborate suspended nests out of grass.]]</nowiki>
[[File:Eastern Phoebe-nest-Brown-headed-Cowbird-egg.jpg|thumb|alt= Nest made of straw with five white eggs and one grey speckled egg|Nest of an <nowiki>[[eastern phoebe]] that has been parasitised by a [[brown-headed cowbird]].]]</nowiki>
[[File:Calliope-nest edit.jpg|thumb|alt=Hummingbird perched on edge of tiny nest places food into mouth of one of two chicks|right|A female <nowiki>[[Calliope hummingbird]] feeding fully grown chicks.]]</nowiki>
[[File:White-breasted Woodswallow chicks in nest.jpg|thumb|alt=Looking down on three helpless blind chicks in a nest within the hollow of a dead tree trunk|right|<nowiki>[[Altricial]] chicks of a [[white-breasted woodswallow]].]]</nowiki>
[[File:Reed warbler cuckoo.jpg|thumb|upright|right|alt=Small brown bird places an insect in the bill of much larger grey bird in nest|<nowiki>[[Reed warbler]] raising a [[common cuckoo]], a [[brood parasite]].]]</nowiki>
[[File:Industrial-Chicken-Coop.JPG|thumb|alt= Two rows of cages in a dark barn with many white chickens in each cage|right|<nowiki>[[Industrial farming]] of [[chicken]]s]]</nowiki>
[[File:FishingCormorants.jpg|thumb|upright|alt= Illustration of fisherman on raft with pole for punting and numerous black birds on raft|The use of cormorants by Asian fishermen is in steep decline but survives in some areas as a tourist attraction.]]
[[File:Vogel Drei (Meister der Spielkarten).jpg|thumb|upright|right|alt=Woodcut of three long-legged and long-necked birds|"The 3 of Birds" by the <nowiki>[[Master of the Playing Cards]], 15th-century Germany]]</nowiki>
[[File:Singing bird box by Frères Rochat, circa 1810.jpg|thumb|upright|right|A Swiss <nowiki>[[singing bird box]], ca. 1810. An example of the interests of human beings in birds, in this case emulating nature with an automaton version.]]</nowiki>
[[File:17.6-24-1974-Cuerda-seca-flisepanel.jpg|thumb|painted <nowiki>[[tiles]] with design of birds from [[Qajar dynasty]]]]</nowiki>
[[File:California-Condor3-Szmurlo edit.jpg|thumb|right|alt=Large black bird with featherless head and hooked bill|upright|The <nowiki>[[California condor]] once numbered only 22 birds, but conservation measures have raised that to over 300 today.]]</nowiki>

chromosome count

Ready for caption, dont have, need checking until error fixed, take care using

[[File:Tetrahymena thermophila.png|199px|thumb|right|]]
[[File:Ophioglossum closeup.jpg|199px|thumb|right|]]
[[File:Morus-nigra.jpg|199px|thumb|right|]]
[[File:Equisetum arvense foliage.jpg|199px|thumb|right|]]
[[File:Botrychium virginianum.jpg|199px|thumb|right|]]
[[File:Cyprinus carpio.jpeg|199px|thumb|right|]] Animals
[[File:Tympanoctomys barrerae.jpg|199px|thumb|right|]]
[[File:Helminthostachys zeylanica.jpg|199px|thumb|right|]]
[[File:Penaeus monodon.jpg|199px|thumb|right|]]
[[File:Botrychiummultifidum.jpg|120pxthumb]] Plants ''[[Sceptridium]]'' 90 * <nowiki>[[File:Igel01.jpg|199px|thumb|right|]]
[[File:Botrychium-4.jpg|199px|thumb|right|]]
[[File:Erinaceus europeaus (DarkAn9el).jpg|199px|thumb|right|]]
[[File:Paloma en la Ciudad de México.jpg|199px|thumb|right|]]
[[File:Wild turkey eastern us.jpg|199px|thumb|right|]]
[[File:Lycaon pictus (Temminck, 1820).jpg|199px|thumb|right|]]
[[File:Female pair.jpg|199px|thumb|right|]]
[[File:Coyote by Rebecca Richardson.jpg|199px|thumb|right|]]
[[File:Cuon.alpinus-cut.jpg|199px|thumb|right|]]
[[File:Canis lupus dingo - cleland wildlife park.jpg|199px|thumb|right|]]
[[File:Boddhi the mixed-breed dog.jpg|199px|thumb|right|]]
[[File:Rock dove - natures pics.jpg|199px|thumb|right|]]
[[File:Golden wolf sa02.jpg|199px|thumb|right|]]
[[File:Canis lupus 265b.jpg|199px|thumb|right|]]
[[File:Chrysocyon.brachyurus.jpg|199px|thumb|right|]]
[[File:Ursus americanus sequoia forest 2003-09-21.jpg|199px|thumb|right|]]
[[File:Kragenbär.jpg|199px|thumb|right|]]
[[File:Brown bear (Ursus arctos arctos) running.jpg|199px|thumb|right|]]
[[File:Polar Bear - Alaska.jpg|199px|thumb|right|]]
[[File:Sloth Bear Washington DC.jpg|199px|thumb|right|]]
[[File:Sitting sun bear.jpg|199px|thumb|right|]]
[[File:Otocyon megalotis (Namibia).jpg|199px|thumb|right|]]
[[File:Solanum nigra bgiu.jpg|199px|thumb|right|]]
[[File:Cervus canadensis2006.jpg|199px|thumb|right|]]
[[File:Cervus elaphus Luc Viatour 3.jpg|199px|thumb|right|]]
[[File:Urocyon cinereoargenteus.jpg|199px|thumb|right|]]
[[File:Nyctereutes procyonoides 4 (Piotr Kuczynski).jpg|199px|thumb|right|]]
[[File:Chinchilla lanigera.jpg|199px|thumb|right|]]
[[File:Ameisenigel.jpg|199px|thumb|right|]]
[[File:Fennec Foxes.jpg|199px|thumb|right|]]
[[File:LaMirage_body07.jpg|199px|thumb|right|]]
[[File:Spilogale gracilis.jpg|199px|thumb|right|]]
[[File:Juancito.jpg|199px|thumb|right|]]
[[File:Donkey 1 arp 750px.jpg|199px|thumb|right|]]
[[File:Giraffen.jpg|199px|thumb|right|]]
[[File:Lymantria dispar MHNT Fronton Male.jpg|199px|thumb|right|]]
[[File:Indianfox.jpg|199px|thumb|right|]]
[[File:American bison k5680-1.jpg|199px|thumb|right|]]
[[File:20100516 Vacas Vilarromarís, Oroso-8-1.jpg|199px|thumb|right|]]
[[File:Hausziege_04.jpg|199px|thumb|right|]]
[[File:Bos grunniens - Syracuse Zoo.jpg|199px|thumb|right|]]
[[File:Mamut lanudo cropped.jpg|199px|thumb|right|]]
[[File:Elephant near ndutu.jpg|199px|thumb|right|]]
[[File:Bos gaurus.jpeg|120px]] Animals ''Bos gaurus'' 56 * <nowiki>[[File:Cebus capucinus, Costa Rica.jpg|199px|thumb|right|]]
[[File:Ein klippschliefer.jpg|199px|thumb|right|]]
[[File:Sheep norwegian dala.jpg|199px|thumb|right|]]
[[File:Silk worm adult01.jpg|199px|thumb|right|]]
[[File:CottonPlant.jpg|199px|thumb|right|]]
[[File:Platypus.jpg|199px|thumb|right|]]
[[File:Urso-de-óculos no Zoológico de Sorocaba.jpg|199px|thumb|right|]]
[[File:Vulpes macrotis mutica with pups.jpg|199px|thumb|right|]]
[[File:Pineapple victoria dsc07770.jpg|199px|thumb|right|]]
[[File:Striped Skunk (Mephitis mephitis) DSC 0030.jpg|199px|thumb|right|]]
[[File:Water buffaloes in Wuyishan Wufu 2012.08.24 15-46-30.jpg|199px|thumb|right|]]
[[File:Zebrafisch.jpg|199px|thumb|right|]]
[[File:Beaver pho34.jpg|199px|thumb|right|]]
[[File:Lightmatter chimp.jpg|199px|thumb|right|]]
[[File:Peromyscus maniculatus.jpg|199px|thumb|right|]]
[[File:Gorillas in Uganda-1, by Fiver Löcker.jpg|199px|thumb|right|]]
[[File:Sumatran Orangutan 3.jpg|199px|thumb|right|]]
[[File:Solanum tuberosum 02.jpg|199px|thumb|right|]]
[[File:Nicotiana Tobacco Plants 1909px.jpg|199px|thumb|right|]]
[[File:Akha cropped hires.jpg|199px|thumb|right|]]
[[File:Formosan Reeve's muntjac.jpg|199px|thumb|right|]]
[[File:Sable antelope (Hippotragus niger) adult male.jpg|199px|thumb|right|]]
[[File:Kentriodon BW.jpg|199px|thumb|right|]]
[[File:Badger-badger.jpg|199px|thumb|right|]]
[[File:Oryctolagus cuniculus Tasmania 2.jpg|199px|thumb|right|]]
[[File:Cryptoprocta ferox.jpg|199px|thumb|right|]]
[[File:Giant Panda 2004-03-2.jpg|199px|thumb|right|]]
[[File:Avena sativa 002.jpg|199px|thumb|right|]]
[[File:Tanuki01 960.jpg|199px|thumb|right|]]
[[File:Rattus norvegicus 1.jpg|199px|thumb|right|]]
[[File:Macaca mulatta in Guiyang.jpg|199px|thumb|right|]]
[[File:Triticum aestivum (ripe) 3.jpg|199px|thumb|right|]]
[[File:Gulo gulo 01.jpg|199px|thumb|right|]]
[[File:Castor canadensis.jpg|199px|thumb|right|]]
[[File:Ilder.jpg|199px|thumb|right|]]
[[File:Furets albinos champagne et zibeline sable.jpg|199px|thumb|right|]]
[[File:Spotted Hyena and young in Ngorogoro crater.jpg|199px|thumb|right|]]
[[File:Mangga indramayu 071007-0327 rwg.jpg|199px|thumb|right|]]
[[File:???? 2.jpg|199px|thumb|right|]]
[[File:Trans-Pecos Rat Snake.jpg|199px|thumb|right|]]
[[File:Marten with Flowers.jpg|199px|thumb|right|]]
[[File:Bogertophis subocularis.jpg|199px|thumb|right|]]
[[File:Steinmarder 01.jpg|199px|thumb|right|]]
[[File:Kittyply_edit1.jpg|199px|thumb|right|]]
[[File:Coati.jpg|199px|thumb|right|]]
[[File:Europäischer Nerz.jpg|199px|thumb|right|]]
[[File:Martes_martes_crop.jpg|199px|thumb|right|]]
[[File:Lion_Ngorongoro_Crater.jpg|199px|thumb|right|]]
[[File:Otter_-_melbourne_zoo.jpg|199px|thumb|right|]]
[[File:Sus_Barbatus,_the_Bornean_Bearded_Pig_(12616351323).jpg|199px|thumb|right|]]
[[File:Baummarder_01.jpg|199px|thumb|right|]]
[[File:Procyon_lotor_(raccoon).jpg|199px|thumb|right|]]
[[File:Sable.gif120px]] Animals ''[[Martes zibellina]]'' 38 * <nowiki>[[File:Sea_otter.jpg|199px|thumb|right|]]
[[File:Tigress_at_Jim_Corbett_National_Park.jpg|199px|thumb|right|]]
[[File:Regenwurm1.jpg|199px|thumb|right|]]
[[File:Crossarchus_obscurus_Plzen_zoo_02.2011.jpg|199px|thumb|right|]]
[[File:Meerkat_feb_09.jpg|199px|thumb|right|]]
[[File:Ailurus_fulgens_RoterPanda_LesserPanda.jpg|199px|thumb|right|]]
[[File:Nerr0878.jpg|199px|thumb|right|]]
[[File:Tibet_Fox.jpg|199px|thumb|right|]]
[[File:Yellow_mongoose_1.jpg|199px|thumb|right|]]
[[File:Porcupine-BioDome.jpg|199px|thumb|right|]]
[[File:Vulpes_vulpes_2.jpg|199px|thumb|right|]]
[[File:Medicago_sativa_velennes_80_03072008_02.jpg|199px|thumb|right|]]
[[File:AmericanBadger.jpg|199px|thumb|right|]]
[[File:Bee_gathering_nectar.jpg|199px|thumb|right|]]
[[File:S_cerevisiae_under_DIC_microscopy.jpg|199px|thumb|right|]]
[[File:American_mink_geograph.co.uk_2083077.jpg|199px|thumb|right|]]
[[File:Pillmillipede_talakaveri.jpg|199px|thumb|right|]]
[[File:SolanumDulcamara-bloem-sm.jpg|199px|thumb|right|]]
[[File:Gooseberry flower.jpg|199px|thumb|right|]]
[[File:Solanum_elaeagnifolium.jpg|199px|thumb|right|]]
[[File:Oryza_sativa_-_Köhler–s_Medizinal-Pflanzen-232.jpg|199px|thumb|right|]]
[[File:Grapevinesnail_01.jpg|199px|thumb|right|]]
[[File:Phaseolus_coccineus_001.jpg|199px|thumb|right|]]
[[File:Myrmecia.pilosula.jpg|199px|thumb|right|]]
[[File:Cannabis sativa 001.jpg|199px|thumb|right|]]
[[File:Teocinte Oax 5 agosto 2008 063.jpg|199px|thumb|right|]]
[[File:Brassica oleracea0.jpg|199px|thumb|right|]]
[[File:Raphanus sativus subsp. sativus, radijs (1).jpg|199px|thumb|right|]]
[[File:Kangaroo and joey03.jpg|199px|thumb|right|]]
[[File:Koala climbing tree.jpg|199px|thumb|right|]]
[[File:Escourgeon-Hordeum vulgare subsp. vulgare.jpg|199px|thumb|right|]]
[[File:Guis-estip-1.jpg|199px|thumb|right|]]
[[File:Illustration Secale cereale0.jpg|199px|thumb|right|]]
[[File:Sarcophilus harrisii taranna.jpg|199px|thumb|right|]]
[[File:Dictyostelium Fruiting Bodies.jpg|199px|thumb|right|]]
[[File:Adult Caenorhabditis elegans.jpg|199px|thumb|right|]]
[[File:Brachyscome iberidifolia1.jpg|199px|thumb|right|]]
[[File:Drosophila melanogaster - side (aka).jpg|199px|thumb|right|]]
[[File:Yellow Hawkweed.jpg|199px|thumb|right|]]
[[File:Muntjac deer.jpg|199px|thumb|right|]]
[[File:Aedes aegypti.jpg|199px|thumb|right|]]
[[File:Tetranychus urticae with silk threads.jpg|199px|thumb|right|]]
[[File:Brachyscome iberidifolia1.jpg|199px|thumb|right|]]
[[File:Myrmecia.pilosula.jpg|199px|thumb|right|]]

^ Newton, Ian (2003). The Speciation and Biogeography of Birds. Amsterdam: Academic Press. p. 463. ISBN 0-12-517375-X.
^ Sekercioglu, Cagan Hakki (2006). "Foreword". In Josep del Hoyo, Andrew Elliott and David Christie (eds.) (ed.). [[Handbook of the Birds of the World]], Volume 11: Old World Flycatchers to Old World Warblers. Barcelona: Lynx Edicions. p. 48. ISBN 84-96553-06-X. {{cite book}}: |editor= has generic name (help)
^ Frith, C.B (1981). "Displays of Count Raggi's Bird-of-Paradise Paradisaea raggiana and congeneric species". Emu. 81 (4): 193–201. doi:10.1071/MU9810193.

[1] Newton, Ian (2003). The Speciation and Biogeography of Birds. Amsterdam: Academic Press. p. 463. ISBN 0-12-517375-X.

[flycatcher-2] Sekercioglu, Cagan Hakki (2006). "Foreword". In Josep del Hoyo, Andrew Elliott and David Christie (eds.) (ed.). [[Handbook of the Birds of the World]], Volume 11: Old World Flycatchers to Old World Warblers. Barcelona: Lynx Edicions. p. 48. ISBN 84-96553-06-X. {{cite book}}: |editor= has generic name (help)

[3] Frith, C.B (1981). "Displays of Count Raggi's Bird-of-Paradise Paradisaea raggiana and congeneric species". Emu. 81 (4): 193–201. doi:10.1071/MU9810193.

[1]

[2]

[3]