Push to save endangered cheetahs

A female pioneer in the mould of Jane Goodall and the late Dian Fossey comes to the rescue

Laurie Marker has no doubts about the future of the big cat with the black spots. "Cheetahs are vulnerable, and their survival is in our hands."

The 62-year-old American living in Namibia since 1991 has devoted her life to saving the fastest land animal on earth, with a top speed of 70 miles (110 kilometers) per hour.