Science Jurassic dinosaur Allosaurus may have been a cannibal Examining the bones of Allosaurus, researchers find bite marks suggesting scavenging behavior and, possibly, cannibalism.

When we think of the world's greatest prehistoric predators, a few terrifying giants tend to steal the spotlight, ...

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One night at dinner, 10-year-old dinosaur fan Kenyon Roberts asked a family guest — state Sen. Curt Bramble — why Utah had made the Allosaurus its official state fossil.

A rare dinosaur skeleton is going up for auction in November and could sell for up to $750,000. The skeleton on the auction block belonged to a juvenile Allosaurus, and was found in a Wyoming quarry.

Spinosaurus, the largest known predatory dinosaur, now has another claim to fame - new fossils reveal it had adaptations to life in the water, which have never been seen in a dinosaur before.

Scientists say dinosaur fossils unearthed in northeastern Utah in 1990 are the oldest Allosaurus fossils ever found in the state, dating back 155 million years.

The skull of the carnivorous dinosaur Allosaurus fragilis can resist levels of stress much higher than those expected from chewing, which may provide insight into the animal's method of attacking ...

A COMPUTER reconstruction of a fearsome Allosaurus dinosaur has revealed that its butt was much worse than its bite, solving the mystery of how it hunted 150 million years ago.

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