Definition of Class aves

1. Noun. (ornithology) the class of birds.

Medical Definition of Class aves

1. A biological class that is composed of all the birds (for example, penguins, pigeons, eagles, canaries, vultures, etc.) (09 Oct 1997)

Literary usage of Class aves

Below you will find example usage of this term as found in modern and/or classical literature:

1. College zoology by Robert William Hegner (1918)
"AVES THE class AVES contains the birds. Birds are easily distinguished from all other animals, since they alone possess feathers. ..."

2. The American Naturalist by American Society of Naturalists, Essex Institute (1904)
"while no other existing birds of the class Aves have a similar association of characters and habits. ..."

3. The Animal Kingdom Arranged in Conformity with Its Organization by Georges Cuvier, Edward Griffith, Charles Hamilton Smith, Edward Pidgeon, John Edward Gray, George Robert Gray (1829)
"class aves. hole in the side, which the female takes care to close when she is obliged to quit the eggs or the young ones, to provide for her own sustenance ..."

4. Annals and Magazine of Natural History by William Jardine (1844)
"... Fossil Bones of an unknown species of the class aves, lately discovered in New Zealand. By the Rev. WILLIAM COLENSO. IT was during the summer of 1838 ..."

5. Zoology, Descriptive and Practical by Buel Preston Colton (1903)
"class aves. Example. — The Common Pigeon. Adaptation for Flight. — The pigeon is fitted for flying : (i) by the wings, which, with their wide, strong, ..."

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