These rare deep-sea fish have a horrifying appearance with large mouths and lots of teeth to catch prey in the deep ocean.

Feeling that tug on the line, an angler sets the hook and reels in a small sunfish, then asks the perennial question: Should I keep it? Sunfish, also known as bluegills and pumpkinseeds, are a go-to ...

A scary-looking creature with “devil” in its name was spotted close to the surface off Tenerife, a Spanish island.