Fossil bite marks suggest first evidence of a small raptor feeding on an apex predator

A prehistoric cold case near Drumheller reveals either a small-time raptor scavenged on an apex predator, or a baby Albertosaurus engaged in a shocking act of cannibalism. These two possible explanations for what happened to an Albertosaurus after its death near Drumheller are wildly divergent.

Originally published at Phys.org