Jaw-dropping images show a courageous woman swimming naked underwater with sharks as part of a mission to prove sharks are friendly and not deadly. The unbelievable pictures show underwater model, ...

Marine biologists studying local sharks were stunned when a nurse shark's camera recorded a great white photobombing their research. But this latest footage was a curveball no one saw coming. The ...

Anglers off Costa Rica caught a 6-foot-long nurse shark with an orange-yellow hue in a first-of-its-kind sighting, a study said and photos show. Photo from Garvin Watson, shared by Marioxis ...