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Birds

From HandWiki - Reading time: 1 min

Handwiki book24.pngBiology portal

Here is a list of articles in the Birds category of the Biology portal.

Birds are bipedal, warm-blooded, egg-laying vertebrates characterized primarily by feathers, forelimbs modified as wings, and hollow bones. This category contains taxa at the order or higher level in the class of Aves.

For individual species of birds, see the subcategories, particularly :category:Birds by classification and :category:Birds by country.

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Licensed under CC BY-SA 3.0 | Source: https://handwiki.org/wiki/Category:Birds
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