From their home in Contra Costa County, Peter and Corie Knights have made it their mission to help animals. What makes it unusual is those animals live more than 8,000 miles away. The Knights founded ...

South Africa is one of the world’s most biodiverse places, home to animals that exist nowhere else. Many of these species are rare because their habitats are shrinking or highly specific. Some are ...

Tigers are among the most iconic and awe-inspiring big cats, instrumental figures in mythologies, cultures, and histories across the globe. Yet their numbers have dwindled dramatically over the past ...

This story originally published in the September 2008 issue of National Geographic magazine. See more digitized stories from our archives here. The biologist Iain Douglas-Hamilton is walking up on an ...