One of the key features of the dinosaurs is that they walked upright. Rather than having their legs out to the side, like in ...

These footprints appeared to date back to the Early Cretaceous when the continent was attached to Antarctica and hinted that the large and carnivorous theropod dinosaurs lived in the polar region.

Interestingly, theropod dinosaurs such as Spinosaurus and T. rex were also the only animals to exceed ... Scientists now think the reason dinosaurs were able to grow to such big sizes was down to a ...

Fossils from a large Tyrannosaurus and small theropod dinosaurs have also been discovered in the Mitsuse-so stratum. A replica of the new fossil discovery will be displayed at Nagasaki city hall ...

Like the theropods, these titans used air sacs ... Following is a transcript of the video Just how big did the dinosaurs get? Meet the world’s first dinosaur. No, down here!

provides unique insight into the evolution of flight in dinosaurs. In the case of D. rarus, this acceleration mechanism demonstrates the ingenuity of its adaptation. A: Theropod microraptorian track 2 ...

The name refers to the large air spaces found in some of the ... "Parts of its skeleton must have been rather delicate. "The record of theropod dinosaurs from the 'mid' Cretaceous period in ...

Photograph of the skeletal mount of Allosaurus specimen AMNH 5753, from William Diller Matthew's 1915 Dinosaurs.

Theropods were bipedal dinosaurs, often carnivorous ... The small size of the eggs may indicate a strategy of producing a large number of offspring or possibly a long period of care before ...