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Prehistoric whale reveals extreme skull asymmetry

Sperm whales and pygmy sperm whales are known among mammals for their unusually shaped heads. Unlike most vertebrates, which are bilaterally symmetrical, toothed whales have asymmetrical skulls that accommodate highly specialized organs used for echolocation and sound production.

Prehistoric whale reveals extreme skull asymmetry

We haven't written up this one. Phys.org has the full story — the link below goes straight to it.

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