Paraguay, 1 million years B.C. A powerful Smilodon called Halftooth must survive on his own after being driven from his clan. South America is a bizarre world of giant sloths, car-sized armadillos and flightless birds the size of dinosaurs. Written by
Did You Know?
The final clash between Half-Tooth and the Smilodon brother is the exact same piece of animation as the fight from the beginning of the story, only with the two fighting characters being switched up. See more
Phorusrhacos was already extinct several million years before the timeframe of this episode. (The bird featured in the episode is actually its relative, Titanis. But since it is constantly referred to as Phorosrhacos, even in the book, this is a legitimate error.) See more
For forty million years, the plains of South America have been ruled by an awesome group of predators. The aptly named 'Terror Birds'.
[after a long pause
But recently all this has changed. A new breed of killer has arrived, one fierce enough to terrorize the Terror Birds. Smilodon, the famous saber tooth. The most powerful big cat of all time!