Threadlike worms living in the guts of certain insects make their hosts jump into water and drown. What scientists knew about these parasites resembling strands of spaghetti was already pretty bizarre ...

Utah’s Great Salt Lake has just yielded a new resident, a microscopic animal that no one had ever documented there before.

Although we are just now beginning the winter season, small ruminant owners should still be regularly checking their animals ...

A ribbon worm kept in a laboratory aquarium for decades has turned out to be the oldest known example of its kind. Its age, ...

Bone-eating zombie worms vanished from Pacific canyons during a 10-year study, raising concerns that oxygen loss is altering ...

(CNN) — Long before the first sharks appeared, large predator worms were the “terror beasts” of the seas more than 500 million years ago, according to new ...

In the 1980s, during a routine necropsy on a female squirrel monkey (Saimiri sciureus), we found large numbers of long, slender worms in the animal's abdominal cavity. The monkey belonged to a colony ...

One day half a billion years ago, when Earth was primarily populated by a menagerie of undersea blobs, a spiky little millipede took a stroll along the muddy ocean floor — and died. What do we know ...

Scientists were able to revive a tiny-worm like organism found in 24,000 year old Siberian ice. The worm was able to eat and reproduce after thawing. The findings could provide clues into how to ...

A peculiar worm-like creature from 518 million years ago is the oldest animal known to have lost body parts it no longer needed. Just as modern cave-dwelling organisms have evolved reduced eyes, the ...

More than half a billion years ago, a worm-like creature wriggled its last, creating a groove preserved as a fossil that offers new insights into some of the earliest animal movement. The origins of ...

From Santa’s reindeer and the Hanukkah armadillo to some very festive sea worms, our changing world is changing life for creatures great and small.