"Over millions of years, organisms in Antarctica--one of the most extreme environments on Earth--have evolved in amazing ways that enable them to thrive on the ice, in the ice, and under the ice. How is climate change affecting the creatures that live in this frozen world? Even in the intensely cold, windy, and dry environment of Antarctica, a wide variety of wildlife--from the massive swarms of krill in the Southern Ocean to the throngs of penguins...

"An award-winning science writer discusses one of the most extreme environments on Earth-hydrothermal ocean vents at the bottom of the sea-and the creatures who have evolved to thrive in this unlikely habitat."--

Describes how a wolf pup grows through its first year with its siblings and other members of its pack.

Explores how and why plants and animals enter ecosystems to which they are not native, as well as the consequences of these invasions for other animals, plants, and humans.

Describes the interrelation of plant and animal life in a tropical forest.

Describes giant bugs, birds, and mammals that lived long ago and became extinct during the last Ice Age, discusses the extinction of more recent animals, and examines efforts to protect endangered species.