Definitions for: Aves


[n] birds



Webster (1913) Definition: A"ves, n. pl. [L., pl. of avis bird.] (Zo["o]l.)
The class of Vertebrata that includes the birds.

Note: Aves, or birds, have a complete double circulation,
oviparous, reproduction, front limbs peculiarly
modified as wings; and they bear feathers. All existing
birds have a horny beak, without teeth; but some
Mesozoic fossil birds (Odontornithes) had conical teeth
inserted in both jaws. The principal groups are:
Carinat[ae], including all existing flying birds;
Ratit[ae], including the ostrich and allies, the
apteryx, and the extinct moas; Odontornithes, or
fossil birds with teeth.

Note: The ordinary birds are classified largely by the
structure of the beak and feet, which are in direct
relation to their habits. See Beak, Bird,
Odontonithes.

Synonyms: class Aves

See Also: Aepyorniformes, Anseriformes, Apodiformes, Apterygiformes, Archaeornithes, bird, Caprimulgiformes, Casuariiformes, Charadriiformes, Ciconiiformes, class, Columbiformes, Colymbiformes, Coraciiformes, Craniata, Cuculiformes, Dinornithiformes, Falconiformes, Galliformes, Gaviiformes, genus Protoavis, Gruiformes, Insessores, order Aepyorniformes, order Anseriformes, order Apodiformes, order Apterygiformes, order Caprimulgiformes, order Casuariiformes, order Charadriiformes, order Ciconiiformes, order Columbiformes, order Colymbiformes, order Coraciiformes, order Cuculiformes, order Dinornithiformes, order Falconiformes, order Galliformes, order Gaviiformes, order Gruiformes, order Insessores, order Passeriformes, order Pelecaniformes, order Picariae, order Piciformes, order Podicipediformes, order Podicipitiformes, order Procellariiformes, order Psittaciformes, order Raptores, order Rheiformes, order Sphenisciformes, order Strigiformes, order Struthioniformes, order Trogoniformes, Passeriformes, Pelecaniformes, percher, perching bird, Picariae, Piciformes, Podicipediformes, Podicipitiformes, Procellariiformes, Psittaciformes, Raptores, Ratitae, Rheiformes, Sphenisciformes, Strigiformes, Struthioniformes, subclass Archaeornithes, subphylum Craniata, subphylum Vertebrata, superorder Ratitae, Trogoniformes, Vertebrata, young bird

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