The ocean covers almost three-quarters of the Earth, but how deep does it go? Put on your scuba gear and explore the ocean, from its shallowest waters to its deepest, most mysterious parts. As you dive deeper, you'll discover glowing animals, strange creatures that don't need sunlight to survive, and even the largest hunter in the world.
Kathleen Weidner Zoehfeld is the award-winning author of more than seventy books for children. She has written several books in the Let's Read And Find Out Science series, including: WHAT LIVES IN A SHELL?, an NSTA/CBC Outstanding Science Trade Book and winner of the American Association for the Advancement of Science's Best Children's Book award; WHAT IS THE WORLD MADE OF?, a Children's Book of the Month Club Main Selection; WHAT'S ALIVE?, also named an AAAS Best Children's Book ; HOW MOUNTAINS ARE MADE, an NSTA/CBC Outstanding Science Trade Book, DINOSAUR TRACKS, a great choice for even the most discriminating dinophiles (School Library Journal); and DINOSAURS BIG AND SMALL, winner of the Oppenheim Toy Portfolio Best Book Award Kathleen was a children's book editor for over ten years before becoming a full-time writer. When she is not reading, researching, writing, or editing she loves to spend her free time exploring, doing fieldwork, and preparing and curating fossils for her local natural history museums. She lives in Berkeley, CA.