Stupendously Preserved Fossil Shows Mammal Preying on Beaked Dinosaur
About 125 million years ago, a young mammal about the size of a possum bit down on the side of a beaked dinosaur nearly three times its size. The animals died like that, entangled and at odds with each other, a fossilized tableau of the dinosaurian-mammalian power shift that would finally come about 60 million years...