Squid have tiny teeth in their suckers − scientists could use their unique properties to make self-healing materials
- Written by Abdon Pena-Francesch, Assistant Professor of Materials Science and Engineering, University of Michigan
An electron-microscopy image of the teeth inside a squid sucker.Abdon Pena-FranceschWhen you think of a fearsome, sharp-toothed predator, a squid probably isn’t the first animal that comes to mind. But these complex creatures have sophisticated eyesight, a strong beak to crush shells and agile tentacles that help them snatch up prey.
Oh, and...

