Without any eyelids for protection, whale sharks need to get creative. They have "armored eyes" covered in teeth and can retract their eyeballs into the sockets.

Scientists have uncovered new genetic clues behind the extraordinary lifespan of the Greenland shark, a species that can live ...

"The tiger sharks of Tiger Beach have a unique hobby: stealing cameras," Nascimento wrote in the caption. "Shiny objects, lights, and sounds catch their attention, and since they don’t have ...

Greenland sharks, with lifespans of up to 400 years, are the longest-living animals on Earth. They inhabit the cold depths of ...