When rhinos rebounded from the brink of extinction last century, it was a historic, hard-fought victory for conservationists around the world. But now, within just five years, the global rhino wars have suddenly returned.
People Hunt Endangered Animals, So This Woman Hunts Poachers: A group of retired US vets have just landed in Africa, and their mission is to deter poaching before it contributes to the elimination of endangered species.
The Afghanistan veteran who is catching poachers in Africa
This photo from the shows a man proudly standing in front of a mountain of tens of thousands of bison skulls - an iconic American species that was systematically slaughtered by the millions as European Americans settled the west.
In the century, American bison were hunted to near extinction. Entrepreneurs and hunters killed the animals for their prized skins and left their bodies behind to decay. In this picture, a poacher is seen standing on a pile of around bison skulls.