A set of massive dinosaur footprints found in southeast China suggests that a raptor ... "killing claw" at its tip. Fujianipus likely used these enormous claws, one on each foot, to attack its ...

The ancient footprints depicted sharp claw marks at the ends of each toe ... It is now believed that a 15-foot-long raptor left the tracks. Furthermore, the foot dimensions indicate that ...

When they caught up to prey, these predators likely brought them down quickly with a long, 3.5-inch (9-centimeter) retractable claw on each foot and a mouth full of sharp teeth. Velociraptor is ...