What did whales inherit from their ancestors?

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What did whales inherit from their ancestors?

ahh, i really need an answer for my study guide! i dont wanna fail. lol, you know how it is when you dont know the answer. you freak out lol. so i'd really appreciate it if you'd help. thanks!

2007-11-27 14:01:30 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Biology

1 answers

Whales are mammals, and so they have hair, lungs, mammalian glands, placenta, four-chambered heart, etc.

2007-11-27 14:06:29 · answer #1 · answered by OKIM IM 7 · 0⤊ 0⤋