Few animals seem less animal-like than sea cucumbers. The long, slender beings often appear motionless like the vegetable they resemble as they bask on the seafloor. They lack a brain, eyes or obvious ...

Sea cucumbers may appear slow and unassuming, but they have developed an incredible and unforgettable defensive strategy. When threatened or attacked, as seen in this Facebook video, sea cucumbers ...

These spiny or slimy ocean creatures display an astonishing diversity of appearances, behaviors and lifestyles—and many are increasingly threatened Katarina Zimmer, Knowable Magazine Sea cucumbers ...

Sea cucumbers are marine invertebrates found in every ocean around the world. There are over 1,700 known species, ranging from less than an inch to over 6 feet long. Although many have elongated, ...