Catherine Barr

Describes the efforts to reintroduce wolves in Yellowstone National Park after they were nearly hunted to extinction, and explores how this restored the ecosystem of Yellowstone. Discusses the conflict between conservationists and those who live around the park, and highlights other endangered species around the world that were brought back from extinction by similar reintroduction efforts. Includes color illustrations and back matter on the original...

An exciting and dramatic story about how life began and developed on Planet Earth. "The authors explain how the first living cell was created, and how the cells multiply and create jellyfish and worms, and then fish with bendy necks, which drag themselves out of the water into swampy forests. They tell the story of the biggest creatures that have ever walked on land-- the dinosaurs. Long after that, hairy creatures who have babies, not eggs, take...