Beneath sea urchins’ exterior spines, rounded skeletons called tests are jewels of color, texture, and symmetry. There are hundreds of urchin species, and they’re found in every ocean on Earth ...

It’s a scene right out of a movie—the Santa Barbara mountains glowing in the background, a sign warning of great white sharks to our left ... Santa Barbara’s Sea Urchin Scene 04:30 Arriving at the ...

The turquoise water of Hōnaunau Bay in Hawaii, an area popular with snorkelers and divers, is teeming with spiny creatures that could erode the reef past the point of no return, new research has ...

Animals and Wildlife Sunflower sea star project seeks to release purple urchin-eating machines By Joe Rosato Jr. • Published June 13, 2025 • Updated on June 13, 2025 at 5:25 pm ...

Sea urchin numbers here are exploding as the fish species that typically keep their populations in check decline due to overfishing, according to the study, published last month in the journal ...