Labels:mammal | text | animal | dinosaur OCR: 113 MYA DEINONYCHUS PREDATORY DINOSAURS such as Deinonychus evolved during the Cretaceous Period. With a powerful jaw and claws, Deinonychus was a strong and successful hunter. It may have been warm-blooded. STRONG JAW STIFFENED TAIL LETHAL WEAPON The sickle-shaped claws could rip through a victim's flesh. SLASHING CLAW CO TO TIMELINE