The author's insights about a variety of natural phenomena contribute to our understanding of some of the great medical puzzles of the era. -- Back cover.

Chronicles the attempts of the authors to protect and study the mountain gorillas of Rwanda, discussing the foundation of the Mountain Gorilla Project as well a

Using examples from the animal world, this study of maleness as it has evolved in nature, and particularly in humans, argues that the male is becoming redundant

*A National Bestseller* From the internationally bestselling artist Kerby Rosanes, an extraordinary coloring book celebrating some of the incredible animals and

The Fragile Environment explores the impact of the human species on its environment.