Video: See a computer-generated view of a velociraptor footprint illuminated by light from a changing angle. The shape is clearer than in a 2D image. (Video: Naturwissenschaften)
JURASSIC PARK had the right ideas about raptors. They were big, they were bad and they roamed in packs – at least when they lived in China 120 to 100 million years ago.
No evidence has previously been found for pack hunting by the two-legged predators, nor for the habit of lifting the deadly-looking claw found on one toe of each foot to keep it from wearing on the ground, another behaviour depicted in…
