Describes the people and animals of the Ice Age.

Ayla and Jondalar meet the Mamutoi-the Mammoth Hunters--people like Ayla. Ayla finds herself torn between the wildly jealous Jondalar and the master carver Ranec.

Woolly mammoth siblings Oscar and Arabella enjoy being at Mammoth Academy, but Oscar is accused of stealing oranges and when he follows some mysterious tracks to find the real thief, he discovers humans living nearby.