“Allosaurus, with its lighter head and neck, was like a skater who starts spinning with her arms tucked in,” said Snively in a statement, “whereas T. rex, with its massive head and neck and ...

Allosaurus is a type of dinosaur dating from the Late Jurassic (Morrison Formation, 155 to 145 million years ago), that lived primarily in what is now Western North America.

Allosaurus was at the top of the food chain many years before T. Rex. Allosaurus was at the top of the food chain many years before T. Rex. Dinosaur Train is available to stream on pbs.org and the ...