A visiting ocean sunfish off North Beach offered beachgoers a glimpse of one of the ocean’s most unusual giants.

Add Yahoo as a preferred source to see more of our stories on Google. In what may be the world's first-ever recorded sighting, a black seadevil — anglerfish known for living thousands of feet beneath ...

The world's oceans are full of unusual creatures, like the "vampire" of the sea, the strangest deep-ocean animal on Earth, the sea creature the size of two basketball courts that is visible from space ...

From a research vessel in the Pacific Ocean, scientists watched the feeds of several cameras sitting on the seafloor. Miles below, a deep-sea fish approached the camera’s bait then, changing its mind, ...

Meet the mysterious oarfish, the deep swelling sea serpent that's known as harbingers of doom”.