- Acanthisittidae -- New zealand wrens, Newzealand wrens
- Acanthizidae -- Australo-Papuan Warblers
- Accipitridae -- Hawks, Eagles, Kites
- Aegithalidae -- Long-tailed Tits, Bushtit
- Aegithinidae -- Ioras
- Aegothelidae -- Owlet-Nightjars
- Alaudidae -- Larks
- Alcedinidae -- Kingfishers, Alcedinid Kingfishers
- Alcidae -- Auks, Auklets, Puffins, Murres, Murrelets, Guillemots
- Anatidae -- Swans, Geese, Ducks, Waterfowl
- Anhimidae -- Screamers
- Anhingidae -- Darters, Anhingas
- Anseranatidae -- Magpie Goose, Magpie-Goose
- Apodidae -- Swifts, Typical Swifts
- Apterygidae -- Kiwis
- Aramidae -- Limpkin
- Ardeidae -- Herons, Egrets, Night-herons
- Artamidae -- Woodswallows, Wood-swallows
- Atrichornithidae -- Scrub-birds
- Balaenicipitidae -- Shoebill
- Batrachostomidae -- Asian Frogmouths
- Bernieridae -- Malagasy Warblers
- Bombycillidae -- Waxwings
- Brachypteraciidae -- Ground-Rollers
- Bucconidae -- Puffbirds
- Bucerotidae -- Hornbills, Typical Hornbills
- Bucorvidae -- Ground-Hornbills
- Buphagidae -- Oxpeckers
- Burhinidae -- Thick-knees
- Cacatuidae -- Cockatoos
- Callaeatidae -- New Zealand Wattlebirds
- Callaeidae -- New zealand wattlebirds
- Campephagidae -- Cuckoo-Shrikes, Cuckoo-shrikes
- Capitonidae -- American Barbets
- Caprimulgidae -- Nightjars, Nighthawks, Allies
- Cardinalidae -- Cardinals, Grosbeaks, Buntings, Allies
- Cariamidae -- Seriemas
- Casuariidae -- Cassowaries
- Catamblyrhynchidae
- Cathartidae -- New World Vultures, New world vultures
- Centropidae -- Coucals
- Centropodidae
- Certhiidae -- Creepers, Northern Creepers
- Cerylidae -- Cerylid Kingfishers, Cerylid kingfishers
- Chaetopidae -- Rockjumpers
- Charadriidae -- Plovers
- Chionidae -- Sheathbills
- Chionididae
- Chloropseidae -- Leafbirds
- Ciconidae -- Jabiru, Stork
- Ciconiidae -- Storks, Jabiru, Stork
- Cinclidae -- Dippers
- Cinclosomatidae -- Quail-Thrushes
- Cisticolidae -- Cisticolas, African Warblers, Allies
- Climacteridae -- Australasian Treecreepers, Australo-Papuan Treecreepers
- Cnemophilidae -- Cnemophilines, Satinbirds, Cnemophilines Satinbirds
- Coccyzidae -- American Cuckoos, American cuckoos
- Cochleariidae
- Coerebidae -- Bananaquits
- Coliidae -- Mousebirds
- Colluricinclidae -- Shrike-thrushes, Pitohuis, Allies
- Columbidae -- Pigeons, Doves
- Conopophagidae -- Gnateaters
- Coraciidae -- Rollers, Typical Rollers
- Corcoracidae -- Apostlebirds
- Corvidae -- Crows, Jays, Ravens, Magpies, Allies
- Cotingidae -- Cotingas
- Cracidae -- Curassows, Guans, Chachalaca
- Cracticidae -- Butcherbirds, Bellmagpies
- Crotophagidae -- Anis
- Cuculidae -- Cuckoos, Coucals, Anis, Old World Cuckoos
- Dacelonidae
- Dasyornithidae -- Bristlebirds
- Dendrocolaptidae -- Woodcreepers
- Dendrocygnidae -- Whistling-Ducks
- Dicaeidae -- Flowerpeckers
- Dicruridae -- Drongos
- Diomedeidae -- Albatrosses, Albatross
- Donacobiidae -- Donacobius
- Drepanididae -- HawaiianHoneycreepers, Hawaiian honeycreepers
- Drepaniidae
- Dromadidae -- Crab Plover
- Dromaiidae -- Emu
- Dulidae -- Palmchat
- Emberizidae -- Sparrows, Old World Buntings, Towhees, Longspurs, Grassquits, New world sparrows, Old world buntings
| - Estrildidae -- Waxbills
- Eupetidae -- Whipbirds, Wedgebills, Jewel-babblers
- Eurostopodidae -- Eared-Nightjars
- Eurylaimidae -- Broadbills
- Eurypygidae -- Sunbittern
- Falconidae -- Falcons, Caracaras, Kestrels
- Falcunculidae -- Shrike-Tits, Ploughbill, Shrike-tits
- Formicariidae -- Ground Antbirds, Ground antbirds
- Fregatidae -- Frigatebirds
- Fringillidae -- Finches, Goldfinches, Rosefinches, Redpolls
- Furnariidae -- Ovenbirds, Furnarids
- Galbulidae -- Jacamars
- Gaviidae -- Loons
- Glareolidae -- Coursers, Pratincoles
- Grallinidae
- Gruidae -- Cranes
- Haematopodidae -- Oystercatchers
- Halcyonidae -- Halcyonid Kingfishers
- Heliornithidae -- Finfoots, Sungrebes
- Hemiprocnidae -- Treeswifts, Crested-Swifts
- Hirundinidae -- Swallows, Martins
- Hydrobatidae -- Storm-Petrels
- Hypocolidae
- Hypocoliidae -- Hypocolius
- Ibidorhynchidae -- Ibisbill
- Icteridae -- Icterids, Blackbirds, Orioles
- Indicatoridae -- Honeyguides
- Irenidae -- Fairy-Bluebirds, Fairy-bluebirds
- Jacanidae -- Jacanas
- Laniidae -- True Shrikes
- Laridae -- Gulls, Sea birds, Jaegers, Puffins, Terns
- Leptosomidae -- Cuckoo-Rollers, Cuckoo-Roller
- Lybiidae -- African Barbets, Tinkerbirds, African barbets
- Machaerirhynchidae -- Boatbills
- Malaconotidae -- Bush-Shrikes
- Maluridae -- Fairywrens, Grasswrens
- Megalaimidae -- Asian Barbets
- Megaluridae -- Grassbirds
- Megapodiidae -- Megapodes, Mound-builders
- Melanocharitidae -- Berrypeckers, Longbills, Solitary Berrypeckers
- Meleagridae
- Meleagrididae -- Turkeys
- Meliphagidae -- Honeyeaters, Allies
- Menuridae -- Lyrebirds
- Meropidae -- Bee-eaters
- Mesitornithidae -- Mesites
- Mestiornithidae
- Mimidae -- Thrashers, Mimids, Mockingbirds, Catbirds
- Momotidae -- Motmots
- Monarchidae -- Monarch-flycatchers, Allies
- Motacillidae -- Pipits, Wagtails, Flycatchers
- Muscicapidae -- Old World Flycatchers, Chats, Old world flycatchers
- Musophagidae -- Turacos
- Nectariniidae -- Sunbirds, Spiderhunters
- Neomorphidae -- Roadrunners, Ground cuckoos
- Neosittidae -- Sittellas
- Numididae -- Guineafowl, Guineafowls
- Nyctibiidae -- Potoos
- Odontophoridae -- New World Quails, New world quails
- Odotophoridae
- Opisthocomidae -- Hoatzin
- Oriolidae -- OldWorld Orioles, Figbirds, Oldworld orioles
- Orthonychidae -- Logrunners
- Otididae -- Bustards
- Oxyruncidae
- Pachycephalidae -- Whistlers, Shrike-thrushes, Pitohuis
- Pandionidae -- Osprey
- Paradisaeidae -- Birds-of-Paradise
- Paradoxornithidae -- Parrotbills
- Paramythiidae -- Painted Berrypeckers, Flock Berrypeckers
- Pardalotidae -- Pardalotes
- Paridae -- Tits, Chickadees, Titmice
- Parulidae -- New World Warblers
- Passeridae -- OldWorld Sparrows, Oldworld sparrows
- Pedionomidae -- Plains-wanderer
- Pelecanidae -- Pelicans, Pelecans
- Pelecanoididae -- Diving-Petrels
- Petroicidae -- Australo-Papuan Robins
- Peucedramidae -- Olive Warbler, Warblers
- Phaethontidae -- Tropicbirds
- Phalacrocoracidae -- Cormorants
- Phalaropodidae
- Phasianidae -- Pheasants, Partridges, Grouse, Quail, Francolins, Ptarmigans
- Philepittidae -- Asities
- Phoenicopteridae -- Flamingos, Flamingo
| - Phoeniculidae -- Wood-Hoopoes, Scimitarbills, Woodhoopoes, Wood-hoopoes
- Phytotomidae
- Picathartidae -- Rockfowl
- Picidae -- Woodpeckers
- Pipridae -- Manakins
- Pittidae -- Pittas
- Pityriaseidae -- Bristlehead
- Platysteiridae -- Wattle-eyes, Batises
- Ploceidae -- Weavers, Bishops
- Pluvianellidae -- Magellanic Plover
- Podargidae -- Frogmouths, Australian Frogmouths
- Podicipedidae -- Grebes
- Polioptilidae -- Gnatcatchers
- Pomatostomidae -- Pseudo-babblers, Australo-Papuan Babblers
- Prionopidae -- Helmet-Shrikes
- Procellariidae -- Petrels, Shearwaters
- Promeropidae -- Sugarbirds
- Prunellidae -- Accentors
- Pseudopodociidae -- Groundpecker
- Psittacidae -- Parrots, Parakeets, Macaws
- Psophiidae -- Trumpeters
- Pteroclidae -- Sandgrouse, Sandgrouses
- Pteroclididae -- Sandgrouse
- Ptilogonatidae -- Silky-flycatchers, Silky Flycatchers
- Ptilonorhynchidae -- Bowerbirds
- Pycnonotidae -- Bulbuls
- Rallidae -- Rails, Coots, Gallinules, Crakes
- Ramphastidae -- New World Barbets, Toucans
- Raphidae -- Dodos
- Recurvirostridae -- Stilts, Avocets
- Regulidae -- Kinglets
- Remizidae -- Penduline Tits, Verdin, Penduline tits
- Rhabdornithidae -- Rhabdornis, Philippine Creepers, Rhabdornis philippine creepers
- Rheidae -- Rheas
- Rhinocryptidae -- Tapaculos
- Rhinopomastidae -- Scimitarbills
- Rhipiduridae -- Fantails
- Rhynchocetidae
- Rhynochetidae -- Kagu
- Rhynocryptidae
- Rostratulidae -- Painted-snipe, Paintedsnipe
- Rynchopidae -- Skimmers
- Sagittariidae -- Secretarybird
- Sapayoidae -- Sapayoa
- Scolopacidae -- Sandpipers, Snipes, Phalaropes, Snipe, Curlews, Godwits
- Scopidae -- Hamerkop
- Semnornithidae -- Toucan-Barbets
- Sittidae -- Nuthatches
- Spheniscidae -- Penguins
- Steatornithidae -- Oilbird
- Stercorariidae -- Skuas, Jaegers
- Sternidae -- Terns
- Strigidae -- Typical Owls
- Stringidae
- Struthionidae -- Ostrich
- Sturnidae -- Starlings, Mynas
- Sulidae -- Boobies
- Sylviidae -- Old World Warblers, Gnatcatchers
- Tersinidae
- Tetraonidae -- Grouse, Allies
- Thamnophilidae -- Typical Antbirds
- Thinocoridae -- Seedsnipes
- Thraupidae -- Tanagers
- Threskiornithidae -- Ibises, Ibis
- Tichodromidae -- Wallcreeper
- Timaliidae -- Babblers, Wrentits
- Tinamidae -- Tinamous
- Todidae -- Todies
- Trochilidae -- Hummingbirds
- Troglodytidae -- Wrens
- Trogonidae -- Trogons
- Turdidae -- Thrushes
- Turnicidae -- Buttonquails
- Tyrannidae -- Tyrant Flycatchers, Tyrant flycatchers, Kingbirds
- Tytonidae -- Barn Owls, Grass Owls, Owl, Barn, Grass owls
- Upupidae -- Hoopoes
- Vangidae -- Vangas
- Viduidae -- Indigobirds
- Vireonidae -- Vireos
- Xenicidae
- Zeledoniidae
- Zosteropidae -- White-eyes
|