NEWPORT, Ore. (AP) — Tens of millions of voracious purple sea urchins that have already chomped their way through towering underwater kelp forests in California are spreading north to Oregon, sending ...

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.‌ ...

Off the Northern California coast, there is a crisis beneath the waves. The kelp forest – seaweed that provided habitat and food for much of life in the ocean – is gone, wiped out by an exploding ...

When Mya Breitbart heard that something was killing off sea urchins en masse, she thought: Oh no, not again. The long-spined sea urchin—a fist-size ball of black defensive spines—is a crucial and ...

Sea urchins are dying off at an alarming rate in Israel's Gulf of Eilat. The die-off of sea urchins first began in the eastern Mediterranean Sea and has now spread to the neighboring Red Sea. The Red ...

Ravenous, brainless and covered with spikes, sea urchins have evolved to not be messed with. Off of the south coast of Oregon, one kind of urchin in particular, the purple sea urchin, is enjoying an ...

A series of new activity-based Octonauts trails are set to ‘make waves’ across Sea Life centres and aquariums in the UK and ANZ this summer, thanks to an extensions of an established partnership ...

Sea urchins receive a lot of attention in California. Red urchins support a thriving fishery, while their purple cousins are often blamed for mowing down kelp forests to create urchin barrens. Yet for ...