Ecozone
All ecozones Australasia Indomalaya Palearctic Neotropic Nearctic Antarctic Afrotropic Oceania

Class
Aves Mammalia Reptilia

Family (Start typing..)
Ostriches (Struthionidae) Cassowaries, Emu (Casuariidae) Magpie Goose (Anseranatidae) Ducks, Geese, Swans (Anatidae) Megapodes (Megapodiidae) Chachalacas, Curassows, Guans (Cracidae) Guineafowl (Numididae) New World Quail (Odontophoridae) Pheasants and Allies (Phasianidae) Loons (Gaviidae) Penguins (Spheniscidae) Austral Storm Petrels (Oceanitidae) Albatrosses (Diomedeidae) Petrels, Shearwaters, Diving Petrels (Procellariidae) Grebes (Podicipedidae) Flamingos (Phoenicopteridae) Tropicbirds (Phaethontidae) Storks (Ciconiidae) Ibises, Spoonbills (Threskiornithidae) Herons, Bitterns (Ardeidae) Pelicans (Pelecanidae) Frigatebirds (Fregatidae) Gannets, Boobies (Sulidae) Cormorants, Shags (Phalacrocoracidae) Anhingas, Darters (Anhingidae) Secretarybird (Sagittariidae) Ospreys (Pandionidae) Kites, Hawks, Eagles (Accipitridae) Bustards (Otididae) Kagu (Rhynochetidae) Rails, Crakes and Coots (Rallidae) Cranes (Gruidae) Stone-curlews, Thick-knees (Burhinidae) Sheathbills (Chionidae) Oystercatchers (Haematopodidae) Stilts, Avocets (Recurvirostridae) Plovers (Charadriidae) Jacanas (Jacanidae) Sandpipers, Snipes (Scolopacidae) Coursers, Pratincoles (Glareolidae) Gulls, Terns and Skimmers (Laridae) Skuas (Stercorariidae) Auks (Alcidae) Sandgrouse (Pteroclidae) Pigeons, Doves (Columbidae) Hoatzin (Opisthocomidae) Cuckoos (Cuculidae) Barn Owls (Tytonidae) Owls (Strigidae) Frogmouths (Podargidae) Nightjars (Caprimulgidae) Owlet-nightjars (Aegothelidae) Treeswifts (Hemiprocnidae) Hummingbirds (Trochilidae) Mousebirds (Coliidae) Trogons (Trogonidae) Rollers (Coraciidae) Ground Rollers (Brachypteraciidae) Kingfishers (Alcedinidae) Motmots (Momotidae) Bee-eaters (Meropidae) Hoopoes (Upupidae) Hornbills (Bucerotidae) Jacamars (Galbulidae) Puffbirds (Bucconidae) Toucans (Ramphastidae) Asian Barbets (Megalaimidae) African Barbets (Lybiidae) Woodpeckers (Picidae) Caracaras, Falcons (Falconidae) New Zealand Parrots (Strigopidae) Cockatoos (Cacatuidae) African & New World Parrots (Psittacidae) Old World Parrots (Psittaculidae) Broadbills (Eurylaimidae) Pittas (Pittidae) Ovenbirds (Furnariidae) Tyrant Flycatchers, Calyptura (Tyrannidae) Tityras, Becards, Sharpbill (Tityridae) Lyrebirds (Menuridae) Bowerbirds (Ptilonorhynchidae) Australasian Treecreepers (Climacteridae) Australasian Wrens (Maluridae) Honeyeaters (Meliphagidae) Bristlebirds (Dasyornithidae) Pardalotes (Pardalotidae) Australasian Warblers (Acanthizidae) Australasian Babblers (Pomatostomidae) Logrunners (Orthonychidae) Satinbirds (Cnemophilidae) Painted Berrypeckers (Paramythiidae) New Zealand Wattlebirds (Callaeidae) Whipbirds, Jewel-babblers, Quail-thrushes (Psophodidae) Wattle-eyes, Batises (Platysteiridae) Bushshrikes (Malaconotidae) Boatbills (Machaerirhynchidae) Vangas and Allies (Vangidae) Woodswallows, Butcherbirds and Allies (Artamidae) Ioras (Aegithinidae) Cuckooshrikes (Campephagidae) Whiteheads (Mohouidae) Sittellas (Neosittidae) Australo-Papuan Bellbirds (Oreoicidae) Whistlers and allies (Pachycephalidae) Shrikes (Laniidae) Figbirds, Orioles & Turnagra (Oriolidae) Drongos (Dicruridae) Fantails (Rhipiduridae) Monarchs (Monarchidae) Crows, Jays (Corvidae) Australian Mudnesters (Corcoracidae) Birds-of-paradise (Paradisaeidae) Australasian Robins (Petroicidae) Fairy Flycatchers (Stenostiridae) Tits, Chickadees (Paridae) Larks (Alaudidae) Bulbuls (Pycnonotidae) Swallows, Martins (Hirundinidae) Cupwings (Pnoepygidae) Cettia Bush Warblers and Allies (Cettiidae) Bushtits (Aegithalidae) Leaf Warblers and Allies (Phylloscopidae) Reed Warblers and Allies (Acrocephalidae) Grassbirds and Allies (Locustellidae) Black-capped Donacobius (Donacobiidae) Cisticolas and Allies (Cisticolidae) Babblers, Scimitar Babblers (Timaliidae) Fulvettas, Ground Babblers (Pellorneidae) Laughingthrushes and Allies (Leiothrichidae) Sylviid Babblers (Sylviidae) White-eyes (Zosteropidae) Sugarbirds (Promeropidae) Wrens (Troglodytidae) Nuthatches (Sittidae) Mockingbirds, Thrashers (Mimidae) Starlings, Rhabdornis (Sturnidae) Oxpeckers (Buphagidae) Thrushes (Turdidae) Chats, Old World Flycatchers (Muscicapidae) Leafbirds (Chloropseidae) Flowerpeckers (Dicaeidae) Sunbirds (Nectariniidae) Old World Sparrows, Snowfinches (Passeridae) Weavers, Widowbirds (Ploceidae) Waxbills, Munias and Allies (Estrildidae) Accentors (Prunellidae) Wagtails, Pipits (Motacillidae) Finches, Euphonias (Fringillidae) Longspurs, Snow Buntings (Calcariidae) Buntings (Emberizidae) New World Sparrows (Passerellidae) Oropendolas, Orioles, Blackbirds (Icteridae) New World Warblers (Parulidae) Tanagers and allies (Thraupidae) All families

Species
Common Ostrich (Struthio camelus)