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Karolina [17]
2 years ago
5

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

Biology
1 answer:
OleMash [197]2 years ago
7 0
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.
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