The Economic Times

In 2010, researchers asked, 'what did Tyrannosaurus rex eat?' The answer included other T. rexes

Tyrannosaurus rex ate other T. rexes: Fossil evidence reveals Tyrannosaurus rex sometimes ate its own kind. Scrapes on bones indicate T. rex hunted live prey, not just scavenged. This giant predator possessed an incredibly powerful bite force. T. rex stripped meat before swallowing large chunks whole. Fossilized droppings also provided clues about its digestive habits.