A detailed chronology of developmental milestones drives this life study of dolphins, including their habitats, physical features, and conservation measures taken to protect these marine mammals.
This book shares the survival stories of endangered species that have made a comeback. Learn about the human and natural factors that drove each species to the edge of extinction, and find out what helped them survive and thrive. --.
An illustrated guide to whales and dolphins, explaining how to tell the difference between the two mammals, and discussing various aspects of their lives and behaviors.