Animals face a constant battle to survive, not just by finding food but by avoiding becoming food themselves. Over millions of years, evolution has produced a vast range of defense strategies, from ...

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, ...

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 ...