A herd of Mammoths
The Woolly mammoth is a cousin of the elephant that lives in the ice age. It is 50% bigger then the African elephant. They appear in Fire and ice.
Fire and ice[]
The Woolly mammoth is seen after the extinction, followed by the humans that survive the extinction.
Errors[]
The show said Woolly Mammoth was a descendant of Stegodon, when in reality they lived from before the events of the episode.