human
What are the most important differences between the tyrannosaurus rex and velociraptor?
assistant
The tyrannosaurus rex was a larger, more powerful animal than the velociraptor. It had a longer neck, a bigger head, and a thicker tail. It also had a larger body size. The velociraptor was smaller and faster than the tyrannosaurus rex. It had a shorter neck, a smaller head, and a thinner tail. It also had a smaller body size.