Creatures: Yesterday and Today

This book transports the reader to prehistoric times, when many creatures existed that have since disappeared. From the worlds of insects, fish, mammals, sea jellies, reptiles, amphibians, birds, crustaceans, arachnids, and mollusks, she presents living animals and their prehistoric ancestors. Meet Diplodocus and Skylark; Cameroceras and Blue-Ringed Octopus; Brontoscorpio and Fat-Tailed Scorpio; and learn what links them across the ages. Scientists obtain clues from fossils about how these prehistoric creatures looked and lived.