Walking with Dinosaurs
BBC Earth måndag 02:45 - 03:55Seventy-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.
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.