Thousands of feet deep in the South Pacific Ocean, a pair of scientists piloted a submersible through the dark waters and scanned the seafloor. Some pale creatures with dozens of tentacles caught ...

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 ...

Thousands of feet deep in the South Pacific Ocean, a pair of scientists piloted a submersible through the dark waters and scanned the seafloor. Some pale creatures with dozens of tentacles caught ...

Sea cucumbers, a diverse group of echinoderms, have emerged as a focal point of marine biomedical research due to their rich reservoir of bioactive compounds. Their body tissues and extracts contain a ...