Dorothy Hinshaw Patent

When wolves were eliminated from Yellowstone National Park the natural system was out of balance. Shows the return of the wolves to the park and the natural balance being restored.

Discusses the paintings on the walls of Lascaux Cave in France including the cave's discovery, its significance, and the efforts to preserve the paintings themselves.

Describes the physical characteristics and behavior of cattle around the world and their evolution from their ancestors, aurochsen, which have been extinct since 1627.

"A dog's nose is 300 times more powerful than a human nose, so it's no wonder that dogs use their incredibly advanced sense of smell to do some very important jobs. Dorothy Hinshaw Patent explores the various ways specific dogs have put their super sniffing ability to use: from bedbug sniffers to explosive detectors to life-saving allergy detectors...and more. This dynamic photo-essay includes first-hand accounts from the people who work closely with...

Compares the physical characteristics and behavior of wolves and dogs and describes how dogs evolved from their wild relatives.

Examines the physical features, processes, and many different species of plants and animals that make up the ecosystem of the American tallgrass prairie.

Describes the physical characteristics, habitat, behavior, and life cycle of wild turkeys.

An introduction to the largest mammals that ever lived, with a brief history of whaling and how it has threatened the whales' survival.