Tyrannosaurus rex

(Newser) - The Hollywood image of Tyrannosaurus Rex battling huge herbivores is a long way from Jurassic reality, according to a new study. Instead of picking on animals its own size, T. Rex and other massive carnivores preferred their prey as young as possible, ideally when they were small enough to be...

(Newser) - A fossil sea monster dug up last year had a bite far more crushing than T-Rex’s, scientists in Norway have found. The jaws of the 50-foot Jurassic reptile, known as "Predator X," carried a force of 33,000 pounds per square inch, 10 times more than that...

(Newser) - Dinosaurs are more closely related to birds than reptiles, protein extracted from a Tyrannosaurus rex bone suggests. T. rex collagen, the main protein in bones, is similar to chicken and ostrich collagen but much different than material from alligators and lizards, scientists say. The findings could remap the evolutionary tree...