We all know about the cheetah's electrifying speed. Large nostrils and an enlarged heart and lungs help the world's fastest land animal to reach speeds of 114kph (71mph). A long tail helps it to ...

Vincent van der Merwe, champion of the cheetah, died March 16, aged 42. For a species built for speed, cheetahs have run out of room. In their native Africa, they are marooned on islands of ...