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.

From the Publisher: Two years ago, Sam ran away from New York City to live in the Catskill Mountains. Now his younger sister Alice has joined him and is quietly living in a tree house of her own nearby. Their peaceful life is shattered when a conservation officer confiscates Sam's falcon, Frightful, and Alice suddenly vanishes. Sam leaves his home to search for Alice, hoping to find Frightful, too. But the trail to the far side of the mountain may...

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.

Continues the story of Julie and her wolves in which Kapu must protect his pack from famine and disease while uniting it under his new leadership.

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.

Describes how the colonists aboard the Mayflower founded New Plymouth and celebrated their first harvest with a feast of thanksgiving.

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.

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.

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.