BBC
Bbc Nature: Prehistoric Life: Tyrannosaurus Rex
Explore the exciting world of the killer dinosaur, Tyrannosaurus Rex, by learning about its behaviors, geological time periods, and classification through descriptions, videos, photos, news, and external links.
University of California
Ucmp: Inferring the Possible Speed of Dinosaurs
An essay detailing the evidence used to determine how quickly dinosaurs moved. Includes pictures of fossilized dinosaur tracks.