Contrary to what popular media portrays, we actually don't know much about what sharks eat. Even less is known about how they digest their food, and the role they play in the larger ocean ecosystem.

Not only are sharks incredible apex predators, they’re also renowned for their robust immune systems. However, their ways of achieving this differ greatly from ours as they lack lymph nodes and other ...

Over a year after a 15-foot great white shark was found dead with mysterious bite wounds and stripped of its internal organs, DNA analysis uncovered its killers. Two animals, orcas, also known as ...