Young sea urchins spread neuron-rich tissue across their bodies. A new atlas shows complex neural and light sensing networks.

The entire body of a sea urchin is what researchers are now calling an “all-body brain,” with neurons that function as a brain throughout its anatomy.

A continuing study from Tel Aviv University has found that the deadly epidemic discovered last year, which has essentially wiped out Eilat's most abundant and ecologically significant sea urchins, has ...

A recent study is shaking up our understanding of nervous systems in animals. The humble sea urchin, a marine creature ...

A mass die-off of the sea urchins that help keep algae in check on coral reefs is threatening the Red Sea ecosystem, marine biologists in Israel warn — MENAHEM KAHANA The Red Sea's spectacular coral ...

A mysterious sea urchin plague has spread across the world, causing the near extinction of the creature in some areas and threatening delicate coral reef ecosystems, a new study suggests. The deaths ...

A blue groper eating a long-spined sea urchin fed to it by a diver. While it’s known that blue groper fish can eat long-spined sea urchins, the aim of this study was to reveal how often it happens in ...

Hōnaunau Bay, Hawaii on 25 January, 2020. Sea urchin populations are ballooning in the bay, putting the coral reef at risk, a new study has found. - Greg Asner The turquoise water of Hōnaunau Bay in ...

This past December, we visited my wife’s family in the Philippines. While there, we went to a tropical island called Boracay. Boracay is a popular tourist destination and offers all types of fun ...

A mass die-off of the sea urchins that help keep algae in check on coral reefs is threatening the Red Sea ecosystem, marine biologists in Israel warn - Copyright AFP ...