Jean Craighead George

A young boy relates his adventures during the year he spends living alone in the Catskill Mountains including his struggle for survival, his dependence on nature, his animal friends, and his ultimate realization that he needs human companionship.

For over a century, wolves were persecuted in the United States and nearly became extinct. Gradually reintroduced, they are thriving again in the West, much to the benefit of the ecosystem.

"In the mid-1800s seventy-five million buffalo roamed in North America. In little more than fifty years, there would be almost none." The death of the buffalo and the settlers' farming and ranching practices endangered the prairie, as drought made the farmland crumble to dust. To help repair the land, the buffalo had to be saved.

Sam's peaceful existence in his wilderness home is disrupted when his sister runs away and his pet falcon is confiscated by a conservation officer.

When Julie returns to her father's Eskimo village, she struggles to find a way to save her beloved wolves in a changing Arctic world and she falls in love with a young Siberian man.

Because protecting spotted owls has cost Borden's father his job as a logger in the old growth forest of northern California, Borden intends to kill any spotted owl he sees, until he and his father find themselves taking care of a young owlet.

Thrown into a river by a cruel human, a young tiger-striped cat fights to survive amid feral cats and other creatures near Roxville train station, aided by Mike, an eleven-year-old foster boy who is not allowed to have a pet.

Bessie and a polar bear cub named Snow Bear play on the ice, while her older brother and the mother bear watch to make sure that everyone is safe.

Tigluk and his grandmother paddle out into the Arctic Ocean where they find a young polar bear whose mother has died because of the changes brought about by the warming climate, and they bring the cub back to their town so they can teach it how to survive in a changing world.

Tells the story of Lonesome George, the giant tortoise who was the last of his species and lived to be one hundred years old in the Galapagos Islands.