It’s enough to chill one’s blood. California whale watchers were left terrified after encountering an undulating blood-red sea creature that looked straight out ...

Antarctic scale worms, particularly the species Eulagisca gigantea, are deep-sea predators known for their alien-like appearance, featuring iridescent scales and a retractable proboscis lined with ...

This deep-sea predator looks straight out of science fiction—and it’s very real.

The nonprofit Schmidt Ocean Institute recently shared a video of the hairy ocean inhabitant — which it dubbed a “sassy sparkler” — on Instagram. “To describe this polychaete [a type of segmented ...

The ocean is home to some of the most terrifying creatures in the world. Whether they’re scary in sheer size, appearance, or behavior, there’s a long list of creatures that you probably don’t want to ...

A robotic explorer filmed the deep-sea worm as part of Schmidt Ocean Institute expedition of the Chile Margin Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013. Her ...

To blunt the toxic arsenic in the waters where it lives, a deep-sea worm combines it with another chemical to produce a less toxic compound. By Jack Tamisiea Arsenic is a toxic metal, and exposure to ...