When a Tyrannosaurus Rex is separated from its family unit, it embarks on a harrowing journey to reunite with them before the raw, real dangers of the Cretaceous Era separate them for good. This heart-wrenching story takes to the skies and dives into the sea—and explores everywhere in between—in this research-based, fictional account written and illustrated by Tadd Galusha (TMNT/Ghostbusters 2).