Scientists discovered the 1-foot-long animal while aboard a submersible several miles deep in the Pacific Ocean. Take a look.

However, new research finds that sea cucumbers are the only echinoderms—and among the only animals on Earth—that produce chemicals called triterpenoid saponins, which don’t poison the sea cucumbers ...

Just ask this guy, Steven Purcell, one of the world's foremost experts on sea cucumbers. Purcell: They're quite strange animals. They don't have any limbs, they don't have any eyes. They have a ...

The defense mechanisms animals use to evade or fight off predators can be both bizarre and fascinating. Some use camouflage or mimicry, while others have protective armor. Sea cucumbers ...

These animals also play a vital role in oceans around the world, keeping the seafloor clean. Sea cucumbers come in a variety of shapes, sizes and colors. These squishy marine animals can be as ...

A sea cucumber excretes sediment out its back end. Credit: Cody Clements, Georgia Institute of Technology YouTube Video: 'Janitors’ of the Sea': Overharvested sea cucumbers play crucial role in ...