Piranhas belong to a family of bony fish characterized by highly developed dentition. They’re cousins to the pacu fish, which has dentition eerily similar to human teeth. Unlike pacu teeth, which are ...

Piranha fish are incredible animals that have gotten a bit of a bad reputation over the years. Though relatively small, the fish sport jaws lined with incredibly sharp teeth that they can use to ...

Piranha teeth have the tough task of crunching bone and shredding flesh and like well-used kitchen knives, they dull over time. Since they have no way to sharpen their teeth, piranhas lose and ...

Piranha teeth stun researchers at the University of Washington after their amazing discovery. Piranhas are notorious for their razor-sharp teeth, ...

The piranha teeth are more remarkable than previously thought. Researchers found they lose and regrow all the teeth on one side of their mouth simultaneously and multiple times throughout their lives.

Some 150 million years ago, prehistoric fish swimming in the sponge and coral reefs of what is now southern Germany might not have suspected there was a piranha-like predator prowling among them.

OKLAHOMA CITY — An 11-year-old boy caught an invasive fish with human-like teeth while fishing in an Oklahoma pond over the weekend, prompting wildlife conservation officials to warn about ...

Piranha teeth have the tough task of crunching bone and shredding flesh and, like well-used kitchen knives, they dull over time. Since they have no way to sharpen their teeth, piranhas lose and ...