Surveys the history of the troubled relationship between wolves and humans, examines the view that these predators are a valuable part of the ecosystem, and describes the conservation movement to restore them to the wild.

Describes the life of large trumpeter swans, how they nearly became extinct, and efforts to reintroduce them to the Northeastern United States and to help them relearn migration routes.

Presents a full-color-illustrated examination of the Mountain Gorillas of Rwanda, and describes the effects of human exposure on the gorillas, how emergency medical care is provided to them in the wild, and ways to protect their species from poachers and common human diseases.

Presents a history of the discovery and exploration of hydrothermal vents and undersea volcanoes, and tells how these scientific expeditions help researchers understand marine ecology.

Follow Dr. Alex Fillippenko and his High-Z Supernova Search Team to Mauna Kea volcano in Hawaii, where they will study space phenomena and look for supernovae, dying stars that explode with the power of billions of hydrogen bombs. Dr. Fillippenko looks for black holes--areas in space with such a strong gravitational pull that no matter or energy can escape from them--with his robotic telescope. And they study the effects of dark energy, the mysterious...

Extreme scientists battle some of the Earth's most intense conditions, from hurricanes to caves to the crowns of towering redwoods, in order to save lives, preserve species, and help us to better understand the way our planet works.

A pale, spotted, almost cloud-like coat makes the snow leopard uncannily invisible in its rocky mountain habitat. Author Sy Montgomery and photographer Nic Bishop accompany conservationist Tom McCarthy and his team as they travel to Mongolia's Altai Mountains to gather data about snow leopard populations in an attempt to save this endangered species.

This book chronicles the efforts of Dr. Merlin Tuttle and his colleagues at Bat Conservation International, as they try and save bat species from loss of habitat and white-nose syndrome.