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3 votes
Why does a

vestigial pelvis show that
the ancestors of the modern
whale once had legs?

User TheGoat
by
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1 Answer

6 votes
The research party began by exploring the embryonic development of whales' cousins, the dolphins. These creatures are intriguing because, for a brief time during development, they sprout hind limbs . That's why dolphins lose their 'legs'.” In whales, however, the story is more complex.
User Josh Hull
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