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nekit [7.7K]
3 years ago
14

All about birds why are birds able to leave virtually everywhere on earth biology junction

Biology
1 answer:
Lelechka [254]3 years ago
5 0
Birds live virtually everywhere on Earth because they have evolved endothermy, the ability to use their metabolism to maintain a constant body temperature.
Birds belong to the class aves; they have an extremely efficient, one way breathing system with additional air sacs. Flying birds have strong, hollow bones and powerful flight muscles. Most birds can fly, they have a strong heart and an efficient way of breathing; which are necessary for birds to fly. 
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