Urchin harvesters tried to get southern sea otters’ threatened status under the Endangered Species Act revoked.

What can we do? Here’s one excellent solution: eat their roe, a buttery delicacy that can fetch hundreds of dollars per kilogram. Tasmania already has a government-backed urchin fishery.

Just by eating sea urchins and destructive shellfish, sea otters are keeping kelp forests healthy and coastal erosion at bay.

Purple sea urchins, beware: There’s a purple urchin-eating predator on the horizon — and its name is the sunflower sea star.

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 ...

The Story Sea otter sighting on Oregon Coast inspires redoubled efforts for species' reintroduction Sea otters were hunted to local extinction more than 100 years ago.

Today, I caught my favorite food in the world. Sea urchin, also known as "uni," is the true embodiment of the flavor of the ocean. Uni is *technically* the sea urchin's genitals, but it tastes ...

As invasive green crabs wreak havoc on California's estuaries, a new study has found that a restored sea otter population might be the solution.

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 ...

The zoo will celebrate Sea Otter Awareness Week Sept. 22-28 with a full slate of otter-themed games and conversations spotlighting some of the ocean’s most charismatic creatures.

Hand-carved glyptic beads in amethyst and emerald Sea-urchin design echoes the protective amulets of ancient times 18-karat-white-gold setting with turquoise and diamond pavé beads ...

The Hardworking Sea Otter Mom In fact, when sea otters are orphaned, rescuers need to devote round-the-clock care of multiple staff members in combing, drying, feedings and caring for the pup.