7) Below is a diagram indicating the limb bones of a human, a crocodile, a bat, a whale, and a bird. Similar bones are highlighted in the same colors. Humans, crocodiles, bats, whales, and birds have similar limb bones. What do these similarities suggest?
Humans, crocodiles, bats, whales, and birds evolved from a common ancestor.
) Humans, bats, and crocodiles share an ancestor with whales but not with birds A similar limb structure evolved in each species independently and by chance.
The common ancestor of a human and a bird was a whale.
• Humans, bats, and crocodiles share an ancestor with whales but not with birds.
• A similar limb structure evolved in each species independently and by chance.
•The common ancestor of a human and a bird was a whale