Allosaurus / Gray, Susan Heinrichs

Provides a description of the allosaurus, a dinosaur species that lived from about 156 million to 144 million years ago, discusses the history of allosaurus discovery and study, explains what scientists have learned from a complete allosaurus skeleton found in 1991, and speculates about the extinction of the dinosaur.

Provides a description of the allosaurus, a dinosaur species that lived from about 156 million to 144 million years ago, discusses the history of allosaurus discovery and study, explains what scientists have learned from a complete allosaurus skeleton found in 1991, and speculates about the extinction of the dinosaur.

Describes what is known about the physical characteristics, behavior, habitat, and life cycle of this meat-eating dinosaur.