Ben and Zoe's skills are put to the test when they are called to the rescue of those most elusive of creatures, a snow leopard and her cub. Following an avalanche, the big cats have been cut off from their territory and are surviving by eating sheep from a village. But now the locals have plans to protect their livestock by poisoning the leopards. It's down to the children to brave the sub-zero temperatures and treacherous slopes of the Himalayas, and lead mother and cub to safety. A thrilling series for children passionate about endangered animals and the environment, but who also love action, adventure and gadgets!