COLUMBIA, S.C. (WIS) - As a frame of reference, each animal bite you’ll read about will be measured in pounds per square inch, or PSI. We’ll use the human bite as a baseline, which averages 162 PSI ...

Bite force, a measure of the strength of an animal's bite, helps researchers understand a species' role in the ecosystem.

The teeth of Tyrannosaurus rex have been called "killer bananas," and a new study in the journal Scientific Reports shows just how hard those fearsome chompers could clamp down. "What we came up with ...