BirdsLifeAnimaliaChordataAvesCasuariiformesCasuariidaeApteryxHaastiiOweniiRowiAustralisMantelliCasuariusCasuariusUnappendiculatusBennettiLydekkeriRheaFossilisMesopotamicaPampeanaSubPampeanaAmericanaPennataDromaiusDromaius novaehollandiaeSaurischiaHesperornithidaeHesperornisRegalisCrassipesGracilisAltusMontanaRossicusBairdiChowMacdonaliMengeliLumgairiAepyornithiformesAepyornithidaeAepyornisAepyornis maximusMullerornisMullerornis modestusVorombeVorombe titanStruthioniformesStruthionidaeStruthioStruthio CamelusTinamiformesTinamidaeTinamusTinamus majorDinornithiformesDinornithidaeDinornisDinornis novaezealandiaeAnseriformesAnatidaeAnasAnas platyrhynchos
CatalogLifeEvery living thingAnimaliaOne of the basic groups of living things that comprises either all the animals or all the multicellular animalsChordataDuring some period of their life cycle, chordates possess a notochord, a dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail: these five anatomical features define this phylum. Chordates are also bilaterally symmetric; and have a coelom, metameric segmentation, and a circulatory system.AvesA group of endothermic vertebrates, characterized by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.CasuariiformesCasuariidaeApteryxHaastiiOweniiRowiAustralisMantelliCasuariusCasuarius
UnappendiculatusBennettiLydekkeriRheaFossilisMesopotamicaPampeanaSubPampeanaAmericanaPennataDromaiusDromaius novaehollandiaeSaurischiaHesperornithidaeHesperornisRegalisCrassipesGracilisAltusMontanaRossicusBairdiChow
MacdonaliMengeliLumgairiAepyornithiformesAepyornithidaeAepyornisAepyornis maximusMullerornisMullerornis modestusVorombeVorombe titanStruthioniformesStruthionidaeStruthioStruthio CamelusThe common ostrich (Struthio camelus), or simply ostrich, is a species of large flightless bird native to certain large areas of Africa.Tinamiformes
TinamidaeTinamusTinamus majorA species of tinamou ground bird native to Central and South America. There are several subspecies, mostly differentiated by their colorationDinornithiformesDinornithidaeDinornisDinornis novaezealandiaeAnseriformesAnatidaeAnasAnas platyrhynchos