Otters maintain patches of healthy kelp forests even when surrounded by “urchin barrens”
Sea otters hadn't been seen on the North California Coast since the 1880s -- but they're back to help protect ...
Tag: sea urchin
Pink sea urchins have self-sharpening teeth
The animals regularly sharpen the edge of their teeth like you would with a knife.
Sea urchins lack eyes — so they see with their feet
They don't see too well, but it's not bad given the circumstances.
Sea urchin inspires carbon capture catalyst
British researchers from the University of Newcastle have discovered by mistake (how else?) that a species of sea urchin has ...