The hunting allosaurus used its head like a baseball bat, knocking its prey sideways before using its teeth to tear away flesh. Allosaurs, which were built like tyrannosaurs only smaller, lived and ...

WASHINGTON (Reuters) - The dreaded dinosaur Allosaurus was the scourge of the Jurassic Period landscape some 150 million years ago, an apex predator just as Tyrannosaurus rex was 80 million years ...

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 ...

Did you have any doubts about how scary it would be to run into a T-Rex? If you answered "yes" to that question, then you need to take a closer look at the power of the ancient animal's jaw. A study ...

In a paper published August 23, authors Cameron Pahl and Luis Ruedas, of Portland State University, show that Allosaurus, a large carnivorous dinosaur from the Jurassic that has long been thought to ...