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Aves
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General Information
References

Orders

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General Information

Animals of the class Aves are homeothermic ("Warm-blooded").

Characterized by feathers; wings developed from fore-limbs; presence of only right systemic arch (fourth aortic arch - main blood supply in adult for body other than head).

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References

Primary References at the level of this taxa
B89 Burt L. Monroe, Jr and Charles G. Sibley
A World Checklist of Birds
B79 Lynn Margulis and Karlene V Schwartz
Five Kingdoms - An Illustrated Guide to the Phyla of Life on Earth, 3rd Edition
B73 Eleanor Lawrence
Henderson's Dictionary of Biological Terms, 11th Edition

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