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Which of the following is an internal adaptation that enables birds to fly? A. Feathers B. Hollow bones C. Sharp beaks D. Sharp claws

Which of the following is an internal adaptation that enables birds to fly? A. Feathers B. Hollow bones C. Sharp beaks D. Sharp claws
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4 votes
Which of the following is an internal adaptation that enables birds to fly?

A. Feathers
B. Hollow bones
C. Sharp beaks
D. Sharp claws

User Iljn
by
8.2k points

1 Answer

8 votes
(B.Hallow bones because bones are inside the body
User Grantley
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8.0k points
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