Close-up of a female stolon–one of the independent reproductive units–from the worm Ramisyllis kingghidorahi. It has already ...

Scientists have uncovered the genetic underpinnings of one of the ocean's most bizarre animals: a branching marine worm named ...

A survey of Oman's marine waters has revealed over 100 species of ribbon worms (Nemertea), marking the first systematic study ...

and even other sea worms. It then drags the captured prey into its mouth and swallows it whole. The worm also throws out its proboscis as a defensive strategy—and that’s what we’re seeing in ...

Now, newly discovered fossilized burrows detailed in the journal Scientific Reports indicate that versions of these voracious sea worms were likely snacking on unsuspecting fish about 20 million ...

They weren’t snakes, of course, but nematodes, also known as roundworms—and, it turns out, they’re the most common ...

A bizarre new species discovered off Spain’s coast is deadly, accordion-shaped... and named after someone’s true love.

The method worked, and the team found several unusual-looking marine worms. Researchers took a closer look at the sea worms and quickly realized they’d discovered a new species: Sclerobregma ...