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It?s All In The Hips: Early Whales Used Well Developed Back Legs For S

Achilles Tang

By Achilles Tang,
in General Reefkeeping_

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Achilles Tang

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The crashing of the enormous fluked tail on the surface of the ocean is a "calling card" of modern whales. Living whales have no back legs, and their front legs take the form of flippers that allow them to steer. Their special tails provide the powerful thrust necessary to move their huge bulk. Yet this has not always been the case. Now newly found fossils from Alabama and Mississippi that pinpoint where tail flukes developed in the evolution of whales.

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