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Biology, 20.03.2020 03:02 cjsboardinghouse
What do the fossil skeletons tell us about the evolution of today's whales? Select all that apply)
A. Whales evolved from land-dwelling ancestors.
B. Whale ancestors were mammals, but modern-day whales are not.
C. The nostrils moved from the front to the top of head.
D. As whales became aquatic, the hind limbs became vestigial.
E. The skull became elongated over time.
F. To evolve into a marine animal, the bones became less dense.
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What do the fossil skeletons tell us about the evolution of today's whales? Select all that apply)
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