Meet the Albertosaurus: Now at the Rochester Museum and Science Center The Albertosaurus from 70 million years ago. A meat-eater, it grew to a length of about 30 feet, rather small for a tyrannosaurid ...

We know dinosaurs were big, but how big were they? And how do we even know? Luckily, paleontologists and other scientists know how to find the answers. By measuring fossils, comparing them to the ...

A massive dinosaur death bed in Alberta has helped map out the animal's life span and thrown doubt on long-held theories about how one species lived, says new research conducted in part at the ...

Albertosaurus work as a group to hunt down prey much larger than they are. Smaller Albertosaurus were faster than the heavier, stronger members of the group. Can the pack make the most of this range ...

Rose and her mate face off against the might of the pack’s matriarch. Each character has a distinctly different appearance. At its heart, Walking with Dinosaurs tells the stories of 6 individual ...

Seventy-one million years ago lived a teenage Albertosaurus - a faster, nimbler relative of T. rex. She had to earn her place in a deadly, ferocious pack or risk starvation. Show more Seventy-one ...

In a pack of carnivorous Albertosaurus, tensions flare when they haven't eaten for over a week. The smallest Albertosaurus must prove themselves on the hunt or risk becoming the next meal. The actress ...