| 释义 | class AvesThesaurus
 | Noun | 1. |  class Aves - (ornithology) the class of birds AvesCraniata, subphylum Craniata, subphylum Vertebrata, Vertebrata - fishes; amphibians; reptiles; birds; mammalsbird - warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wingsgenus Protoavis - extinct primitive birds of the Triassic period; 70 million years before archaeopteryxArchaeornithes, subclass Archaeornithes - primitive reptile-like fossil birds of the Jurassic or early CretaceousRatitae, superorder Ratitae - used in former classifications to include all ratite bird ordersorder Struthioniformes, Struthioniformes - a ratite bird order: ostriches and related extinct birds; known from the Pleistocene onwardCasuariiformes, order Casuariiformes - a ratite bird order: cassowaries and emusApterygiformes, order Apterygiformes - a ratite bird order: flightless ground birds having vestigial wings and long bills and small eyes: kiwisorder Rheiformes, Rheiformes - a ratite bird order: birds intermediate in characteristics between ostriches and emus: recent and extinct rheasAepyorniformes, order Aepyorniformes - huge extinct flightless birds: elephant birdsDinornithiformes, order Dinornithiformes - a ratite bird order: recently extinct flightless birds of New ZealandInsessores, order Insessores, perching bird, percher - a bird with feet adapted for perching (as on tree branches); this order is now generally abandoned by taxonomistsorder Passeriformes, Passeriformes - 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 Passeresorder Raptores, Raptores - term used in former classifications; erroneously grouped together birds of the orders Falconiformes and StrigiformesFalconiformes, order Falconiformes - chiefly diurnal carnivorous birds having hooked beaks and long talons with opposable hind toe: falcons; hawks; eagles; ospreys; caracaras; vulturesyoung bird - a bird that is still youngorder Strigiformes, Strigiformes - owlsGalliformes, order Galliformes - pheasants; turkeys; grouse; partridges; quails; chickens; brush turkeys; curassows; hoatzinsColumbiformes, order Columbiformes - sand grouse; pigeons; doves; extinct dodos and solitairesorder Psittaciformes, Psittaciformes - an order of birds including parrots and amazons and cockatoos and lorikeets and lories and macaws and parakeetsCuculiformes, order Cuculiformes - cuckoos; touracos; etc.Coraciiformes, order Coraciiformes - rollers; kingfishers; hornbills; hoopoes; motmots; bee eaters; todiesorder Picariae, Picariae - term used in some classifications as nearly equivalent to the order CoraciiformesApodiformes, order Apodiformes - swifts; hummingbirdsCaprimulgiformes, order Caprimulgiformes - goatsuckers; frogmouths; oilbirdsorder Piciformes, Piciformes - woodpeckers; jacamars; puffbirds; barbets; honey guides; toucansorder Trogoniformes, Trogoniformes - trogonsAnseriformes, order Anseriformes - ducks; geese; swans; screamersCiconiiformes, order Ciconiiformes - 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; ibisesGruiformes, order Gruiformes - inland marsh-dwelling birds with long legs and necks and bills that wade in water in search of food: cranes; rails; bustardsCharadriiformes, order Charadriiformes - large diverse order of aquatic birds found along seacoasts and inland waters: shorebirds and coastal diving birds; most feed on anima lifeGaviiformes, order Gaviiformes - large aquatic birds: loons and some extinct formsColymbiformes, order Colymbiformes, order Podicipediformes, order Podicipitiformes, Podicipediformes, Podicipitiformes - grebesorder Pelecaniformes, Pelecaniformes - pelicans; frigate birds; gannets; cormorantsorder Sphenisciformes, Sphenisciformes - penguinsorder Procellariiformes, Procellariiformes - petrels; albatrosses; shearwaters; diving petrels | 
 class AvesRelated to class Aves: class Mammalia
 Synonyms for class Avesnoun (ornithology) the class of birdsSynonymsRelated WordsCraniatasubphylum Craniatasubphylum VertebrataVertebratabirdgenus ProtoavisArchaeornithessubclass ArchaeornithesRatitaesuperorder Ratitaeorder StruthioniformesStruthioniformesCasuariiformesorder CasuariiformesApterygiformesorder Apterygiformesorder RheiformesRheiformesAepyorniformesorder AepyorniformesDinornithiformesorder DinornithiformesInsessoresorder Insessoresperching birdpercherorder PasseriformesPasseriformesorder RaptoresRaptoresFalconiformesorder Falconiformesyoung birdorder StrigiformesStrigiformesGalliformesorder GalliformesColumbiformesorder Columbiformesorder PsittaciformesPsittaciformesCuculiformesorder CuculiformesCoraciiformesorder Coraciiformesorder PicariaePicariaeApodiformesorder ApodiformesCaprimulgiformesorder Caprimulgiformesorder PiciformesPiciformesorder TrogoniformesTrogoniformesAnseriformesorder AnseriformesCiconiiformesorder CiconiiformesGruiformesorder GruiformesCharadriiformesorder CharadriiformesGaviiformesorder GaviiformesColymbiformesorder Colymbiformesorder Podicipediformesorder PodicipitiformesPodicipediformesPodicipitiformesorder PelecaniformesPelecaniformesorder SphenisciformesSphenisciformesorder ProcellariiformesProcellariiformesornithologyclass
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