Montana, USA- 65,5 million years B.C. In the last days of the dinosaurs' hegemony over the world, a female Tyrannosaurus struggles to reproduce in a world poisoned by volcanic gases, which has resulted in dwindling prey numbers.
Did You Know?
Anatotitan, one of the featured dinosaurs in the program, may actually be re-classified as a species of a similar dinosaur named Edmontosaurus. In the Walking with Dinosaurs book, Edmontosaurus also appear in this story, but are viewed as a separate animal. See more
The "crocodile" in the water is supposedly a Deniosuchus (according to the book), but Deinosuchis has already gone extinct close to 10 million years before this episode takes place. See more
There are still islands of greenery between the barren lava flows. In the warm moist climate of the late Cretaceous period, the vegetation has transformed.