Before we start talking about tiger shark teeth, get to know the shark that these teeth come from. Tiger sharks, like many other shark species (but not all of them), are solitary creatures. They tend ...

Our analyses suggest ancient sharks were probably benthic—meaning they lived on or close to the sea floor. Pelagic sharks that roamed the open ocean and resembled today's large iconic predators such ...

Despite lacking bones, sharks can still fossilize. As they grow, many sharks deposit calcium salts in their skeletons, making ...

Ghost sharks have evolved rows of true teeth on a bizarre forehead rod used for mating. Fossil and genetic evidence revealed ...

A fisherman recently caught a tiger shark near the Cape shoreline, as the warm-water sharks make their way north. Researchers in recent years have predicted that tiger sharks would be popping up near ...