A deep-sea fish species with unusual cheek patterns has been discovered in the South China Sea after it was listed on online seafood markets. The fish has been named Branchiostegus sanae because its ...

Portuguese man-of-war are washing up on North Carolina beaches, forcing officials to issue a warning to beachgoers along a 150-mile stretch of sand from Cape Lookout to the South Carolina state line.

A rare sea creature was spotted in Mexico as researchers document the first-ever live sighting of the ginkgo-toothed beaked ...

A “strange” creature recorded in the deep waters off the coast of Japan represents an exceptionally rare kind of discovery. With a body shaped like Mount Fuji, the new-to-science sea anemone is not ...

A hoodwinker sunfish, or Mola tecta, can weigh as much as 4,400 pounds and can grow up to nine feet long Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She has been working at PEOPLE since ...

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 ...

The anemone is part of a new species, genus and family, according to the study. Photo by Yanghong Yu via Unsplash A “strange” creature recorded in the deep waters off the coast of Japan represents an ...