In yet another example of nature behaving in unexpected ways, the tyrannosaur seems to be chasing Grant and the children for sport, or out of some vague animal annoyance, rather than for food. Harding and Malcolm just explained that the humans are too tiny to satisfy the giant animal; moreover, it recently had a dinosaur-sized meal. Like the raptors, the tyrannosaurs point towards nature’s ability to turn deadly, especially against human beings who remain vulnerable to chaos despite their intelligence and advanced civilization.