A strange and mesmerizing marine worm has recently gone viral online, and once you see it, you’ll understand why. This bizarre creature, known as Eulagisca gigantea, looks like it belongs in a sci-fi ...

Deep-sea worms feast on the teeth of dead sharks that fall to the seafloor. These worms were previously known to eat whale bones and the remains of bony fish, but when those are scarce, shark teeth ...