| has category | (noun) the branch of zoology that studies birds
ornithology |
| has member | (noun) warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
bird |
| has member | (noun) extinct primitive birds of the Triassic period; 70 million years before archaeopteryx
genus Protoavis |
| has member | (noun) primitive reptile-like fossil birds of the Jurassic or early Cretaceous
Archaeornithes, subclass Archaeornithes |
| has member | (noun) used in former classifications to include all ratite bird orders
Ratitae, superorder Ratitae |
| has member | (noun) a ratite bird order: ostriches and related extinct birds; known from the Pleistocene onward
order Struthioniformes, Struthioniformes |
| has member | (noun) a ratite bird order: cassowaries and emus
order Casuariiformes, Casuariiformes |
| has member | (noun) a ratite bird order: flightless ground birds having vestigial wings and long bills and small eyes: kiwis
Apterygiformes, order Apterygiformes |
| has member | (noun) a ratite bird order: birds intermediate in characteristics between ostriches and emus: recent and extinct rheas
order Rheiformes, Rheiformes |
| has member | (noun) huge extinct flightless birds: elephant birds
order Aepyorniformes, Aepyorniformes |
| has member | (noun) a ratite bird order: recently extinct flightless birds of New Zealand
Dinornithiformes, order Dinornithiformes |
| has member | (noun) a bird with feet adapted for perching (as on tree branches); this order is now generally abandoned by taxonomists
percher, Insessores, order Insessores, perching bird |
| has member | (noun) largest order of birds comprising about half the known species; rooks; finches; sparrows; tits; warblers; robins; wrens; swallows; etc.; the four suborders are Eurylaimi and Tyranni and Menurae and Oscines or Passeres
order Passeriformes, Passeriformes |
| has member | (noun) term used in former classifications; erroneously grouped together birds of the orders Falconiformes and Strigiformes
Raptores, order Raptores |
| has member | (noun) chiefly diurnal carnivorous birds having hooked beaks and long talons with opposable hind toe: falcons; hawks; eagles; ospreys; caracaras; vultures
Falconiformes, order Falconiformes |
| has member | (noun) a bird that is still young
young bird |
| has member | (noun) owls
order Strigiformes, Strigiformes |
| has member | (noun) pheasants; turkeys; grouse; partridges; quails; chickens; brush turkeys; curassows; hoatzins
order Galliformes, Galliformes |
| has member | (noun) sand grouse; pigeons; doves; extinct dodos and solitaires
Columbiformes, order Columbiformes |
| has member | (noun) an order of birds including parrots and amazons and cockatoos and lorikeets and lories and macaws and parakeets
Psittaciformes, order Psittaciformes |
| has member | (noun) cuckoos; touracos; etc.
Cuculiformes, order Cuculiformes |
| has member | (noun) rollers; kingfishers; hornbills; hoopoes; motmots; bee eaters; todies
Coraciiformes, order Coraciiformes |
| has member | (noun) term used in some classifications as nearly equivalent to the order Coraciiformes
Picariae, order Picariae |
| has member | (noun) swifts; hummingbirds
Apodiformes, order Apodiformes |
| has member | (noun) goatsuckers; frogmouths; oilbirds
order Caprimulgiformes, Caprimulgiformes |
| has member | (noun) woodpeckers; jacamars; puffbirds; barbets; honey guides; toucans
order Piciformes, Piciformes |
| has member | (noun) trogons
order Trogoniformes, Trogoniformes |
| has member | (noun) ducks; geese; swans; screamers
order Anseriformes, Anseriformes |
| has member | (noun) order of chiefly tropical marsh-dwelling fish-eating wading birds with long legs and bills and (except for flamingos) unwebbed feet: herons; storks; spoonbills; flamingos; ibises
Ciconiiformes, order Ciconiiformes |
| has member | (noun) inland marsh-dwelling birds with long legs and necks and bills that wade in water in search of food: cranes; rails; bustards
Gruiformes, order Gruiformes |
| has member | (noun) large diverse order of aquatic birds found along seacoasts and inland waters: shorebirds and coastal diving birds; most feed on anima life
Charadriiformes, order Charadriiformes |
| has member | (noun) large aquatic birds: loons and some extinct forms
Gaviiformes, order Gaviiformes |
| has member | (noun) grebes
Colymbiformes, Podicipediformes, order Colymbiformes, Podicipitiformes, order Podicipitiformes, order Podicipediformes |
| has member | (noun) pelicans; frigate birds; gannets; cormorants
Pelecaniformes, order Pelecaniformes |
| has member | (noun) penguins
order Sphenisciformes, Sphenisciformes |
| has member | (noun) petrels; albatrosses; shearwaters; diving petrels
Procellariiformes, order Procellariiformes |
| member of | (noun) fishes; amphibians; reptiles; birds; mammals
subphylum Vertebrata, Craniata, Vertebrata, subphylum Craniata |