It's the stuff of nightmares, or science fiction: a parasite that wants to get inside an animal's mouth, where it attacks — and replaces — the tongue. That's the incredibly specific, terribly icky job ...

Grusome photos of a blood-thirsty parasite living in the mouth of a fish having devoured its host’s tongue have surfaced online. Posted to social media by a scientist this week, the X-ray scans show ...

In the course of studying wrasse skulls, an evolutionary biologist found a parasite hiding inside a fish’s mouth. And not only had the louse eaten the fish’s tongue — it effectively replaced it. The ...

Every once in a while, nature reveals something that looks like it came straight out of a horror movie. State park workers in Texas recently revealed an image of a fish with a living parasite in its ...

School may still be out, but learning doesn’t need to stop. Nonfiction for young people is at its best when it’s lively and fun to read, and these three new books pack a tremendous amount of ...

It's the stuff of nightmares, or science fiction: a parasite that wants to get inside an animal's mouth, where it attacks — and replaces — the... It's the stuff of nightmares, or science fiction: a ...