In Spanish waters, a marine worm astonishes with its ability to contract with the precision of an accordion. Its body folds ...

That animal is a ribbon worm — and a newly discovered species. Researchers found the marine worm off Galicia, Spain, during scuba diving trips in the summer of 2021, according to a study published May ...

Tucked under the stones and shells of the shallow waters off Spain, one creature has the ability to completely alter its size. Up to nearly 10 inches long, the animals have the ability to contract ...