Natural World

A look at the lethal black mamba in Swaziland and an unusual snake removal service.

One man's dream to bring freedom to over 100,000 beleaguered African elephants.

Colin Stafford-Johnson revisits a gang of black macaques 25 years after his first meeting.

In deepest Borneo, a remarkable young Frenchman called Chanee is combining his love of music and his passion for gibbons. These magical singing apes of the rainforest are in danger of extinction. To help save them, Chanee has set up a rescue center and become the world expert at matchmaking gibbons. To increase awareness of the gibbons' plight, Chanee has created his own radio station.

Canadian bear expert Charlie Russell's attempts to return two rescued cubs to the wild.