by
David Zeltser
Language: English
Release Date: September 1, 2016
After saving his clan from saber-toothed tigers, Lug the caveboy has become a hero. The only problem: between the nightmares and his sudden skittishness around animals, he doesn't feel like much of a hero. But now he and his friends, Stony and Echo, have even bigger problems. A giant glacier is rolling...