Thousands of flesh-eating piranhas have infested a Brazilian river beach popular with tourists, biting at least 15 unwary swimmers. One of the bathers lost the tip of their toe during a frenzied ...

M. sauron is a type of pacu, which are closely related to piranhas. However, unlike their cousins, pacu have flat, human-like teeth that they use to eat the plants that primarily make up their diet.

That's over double the length of an average piranha! Diet - Whilst some piranhas do eat other animals like fish and snails, they do not choose to eat humans and prefer plants, seeds and even fruits!