Found this little wolffish while spearfishing and decided to feed it a sea urchin. I know it looks bad but wolfish eats crabs ...

Syracuse University biologists co-authored a study exploring how sea urchin adhesive abilities are affected by differing levels of water salinity. The survival of sea urchins is vital for ...

Sea urchins have no brains or hearts. But put them in the proximity of the unmistakable sunflower sea star, and somewhere in their pin cushion-like body, they sense trouble. That's the main ...

Engineers are using the method by which sea urchin sperm find an egg in the ocean as inspiration for target-seeking miniature robots.

A success at Scripps in San Diego means scientists can run experiments on painted sea urchins, potentially unlocking new discoveries in biology.

The search for the 2022 killer that decimated the long-spined sea urchin population in the Caribbean and along Florida's east coast is over. A team of researchers organized by Mya Breitbart ...