Komodo dragons, the world’s largest species of lizard, have iron-tipped teeth that help them to rip their prey apart, according to new research. The metal is concentrated in the cutting edge and tips ...

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 ...

Scientists found a 3-foot-long creature with “sharp” teeth in a river in Vietnam and discovered a new species, a study said. Photo from Hieu Do Quang via Unsplash In a river of southern Vietnam, a ...

Scientists found a 1-foot-long sea creature with “sharp” teeth off the Arabian Peninsula and discovered a new species, a study said. Photo from Getty Images / iStockphoto Off the coast of the Arabian ...

Stingrays, also known as sea rays, are flat-bodied members of the Myliobatiformes order; the same order that contains sharks. Within this order, there are eight distinct families of stingrays, with ...