Need for speed led to seal swim evolution

By Callum Godde
Updated May 7 2021 - 3:34am, first published 3:30am
Leopard seals evolved larger front flippers to help catch fast-swimming prey like penguins.
Leopard seals evolved larger front flippers to help catch fast-swimming prey like penguins.

Melbourne researchers have shed new light on the evolutionary mystery behind why some seals and sea lions swim differently from others.

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