With their pointy spines, sea urchins are not warm and fuzzy marine animals that people want to snuggle up to. While they are ...

Deep-sea diving can be an incredible experience with countless coral beds and marine life to explore. However, as one diver recently discovered, these explorations aren’t without their risks. A video ...

Despite recent efforts by sea urchin harvesters to reduce protections for southern sea otters under the Endangered Species Act, the species is still at risk, federal officials say. The fuzzy marine ...

With spikes as long as knitting needles, long-spined sea urchins may look like underwater villains, but their appetite for algae makes them the unsung heroes of Caribbean reefs. Courtesy of the ...

South of Tampa Bay, in Florida, wedged between a quiet neighborhood and a mangrove forest, custom-designed aquariums are home to thousands of sea-urchin larvae that tumble and drift through the water.

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Urchins are gathered ...