Prehistoric Mammals (National Geographic Kids Readers, Level 2)

Kathleen Weidner Zoehfeld is an award-winning author of more than 70 books for children. Her titles include What Lives in a Shell?, winner of the American Association for the Advancement of Science’s Best Children’s Science Picture Book award; What Is the World Made Of?, a Children’s Book-of-the-Month Club main selection; and What’s Alive?, also named an AAAS Best Children’s Science Picture Book.

Franco Tempesta is an Italian artist and illustrator who specializes in paleontology. His client list includes National Geographic Children’s Books, Smithsonian Institute, and Museo di Paleontologia in Naples, Italy.