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Crocodile

Whale

Bird

Crocodiles, bats, whales, and birds have similar limb bones. What do these similarities suggest?

A.

Crocodiles, bats, whales, and birds evolved from a common ancestor.

B. Bats and crocodiles share an ancestor with whales but not with birds.

C.

A similar limb structure evolved in each species independently and by chance,

D. The common ancestor of birds and crocodiles was a whale.

1 Answer

1 vote
A since they must have evolved for a common ancestor or they would have different bone structure
User Didjit
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