75-Million-Year-Old Mystery: Scientists Uncover Tyrannosaurs’ Dark Secret

3D analysis of bite marks on a tyrannosaur foot bone shows that smaller tyrannosaurs scavenged carcasses, likely consuming the final remains after most flesh was gone. Tyrannosaurs are usually imagined as dominant hunters at the top of the food chain, but new research highlights a more opportunistic side of these massive predators. When the chance [...]