In Antarctica, penguins and seals raise their young. But danger is everywhere--birds and other predators constantly seek food, and helicopters signal the arrival of a new, perhaps even more dangerous, presence in this fragile world. A tale of man"s effect on the balance of nature. "Visually dazzling."--The New York Times Book Review. NSTA-CBC Outstanding Science Trade Book for Children. New York Times Notable Children"s Book. Full-color illustrations.