Predators would have had to flip the squat, four-legged animal over, exposing its unprotected underbelly, to find a weak spot. Ankylosaurus's distinctive plates did more than deflect blows—they could ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. While this herbivorous dinosaur was a massive animal, a re-examination of its fossils in 2004 by ...