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Science/Tech News

Phys.org

Science/Tech / Phys.org

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Fossil ribs reveal new secrets about ichthyosaur swimming technique

Ichthyosaurs ruled the oceans for 150 million years during the Mesozoic Era. Their fish-shaped bodies were built for high speeds. In that context, it is normally an advantage to be as light as possible.

10 Sep 2026 1:50 am