Mammals - Part One

By John Bonnett Wexo

Subjects: Fossil Arthropoda, Juvenile literature, Dinosaurs, Mammals, Fossil, Fossil Plants, Fossil Vertebrates, Animals, fossil, Evolution, Mammals, juvenile literature, Fossil Amphibians, Fossil Mammals, Fishes, Mammals, Fossil Reptiles, Fossils, Prehistoric animals

Description: Discusses the physical characteristics and possible behavior of a variety of prehistoric mammals.