Shark sex is a bitey business, with males grasping females with their teeth during the act. The resulting wounds are helping ...

Snorkeller relives battle with tiger shark that killed diplomat friend in Egypt - ‘The shark bit me and didn’t let go. I ...

Sand tiger sharks, also known as gray nurse sharks, have a deceivingly ferocious look. They are large-bodied and display a mouthful of sharp teeth that protrude in all directions, even when the ...