Nature, Published online: 16 July 2025; doi:10.1038/s41586-025-09271-w

Analysis of a fossilized front flipper of the Jurassic ichthyosaur Temnodontosaurus that preserves details of soft tissue indicates the presence of a serrated trailing edge that would have reduced noise generated while swimming, enabling stealth hunting and hiding from predators.

From Nature via this RSS feed