Describe how the ancestors of whales moved from the land to the sea.

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asked Mar 14, 2021 13.3k views

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Chan Youn · Answer 1 · 2021-03-19T05:44:34+0000

Answer:

To swim, they move their tails up and down, rather than back and forth as fishes do. This is because whales evolved from walking land mammals whose backbones did not naturally bend side to side, but up and down.

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Describe how the ancestors of whales moved from the land to the sea.

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