Ol' Mama Squirrel has raised many babies and kept them all safe from predators, but she may have met her match when a determined grizzly bear threatens to eat her entire family tree.

Follows a bear from the time she emerges from her den in April after four months without food, through months of eating fish, ants, and huckleberries, to midwinter when the arrival of two cubs interrupts her long winter's rest. Includes facts about brown(grizzly) bears of the Yellowstone National Park/Glacier National Park region.

"Two curious young grizzly bears go on a very long swim, far from their usual home in the Great Bear Rainforest. They crunch tart red cranberries in the bog then dig for crabs on the beach. They wander through backyards and feast on plums. Then they sniff something even more delicious--mmm, barbecued salmon. But a village full of people is no place for grizzly bears, no matter how sweet the plums or how tasty that salmon smells. Time for a helicopter...