Sea urchins are sphere-shaped or flat creatures that live in the ocean and are completely covered in protective spines. On the tips of these spines are tiny claw-like pincers called pedicellariae.

I was lonely. Something needed to change. That’s how I found myself diving for sea urchin. I’d had uni before, but it was probably treated with alum as a preservative. I didn’t want that.

When we visited, a lone young sea urchin remained in the tanks that once hosted dozens. But these creatures are the kind that can only survive in large numbers. “When you see an individual ...

Inside the spiky test are five corals of roe, sometimes called tongues—the sea urchin’s wobbly gonads ... Out to sea, a white-tailed eagle is wheeling and, beyond that, to the northwest ...

A mysterious sea urchin plague has spread across the world ... showing their completely white and smooth skeleton. “They almost look like bleached corals but more severe in the sense that ...

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 ...

However, when she looked down, she spotted the source of her pain. She'd stepped on a sea urchin, and there were multiple spines sticking out of her left foot, near the big toe. "I knew it was ...

He noted that his wife eats kina, which is from the roe of a sea urchin, and that the couple never freeze what he brings in. "She’ll eat it the day it comes out of the ocean. We never freeze ...

Take sea urchin sex. First, males and females will puff out clouds of sperm and egg cells into the ocean. To find and fertilize an egg in the open waters, the sperm of these spiny seabed critters ...

Once disrupted, it’s very difficult for the forests to recover. [Related: Sea urchin sperm is surprisingly useful to robotics experts.] With the presence of purple sea urchins off the coasts of ...

The probable culprit is a disease-causing ciliate parasite that brings with it a fast death - perhaps the same one that has wreaked havoc on sea urchin populations in the Caribbean. In just two ...

That event had killed off 98% of the long-spined sea urchin population in the region, scientists said. The cause for the early '80s die-off has yet to be determined. "When urchins are removed from ...