In the Himalayas, the numbers of endangered species like snow leopards and red pandas have been growing as well.

BBC: Attacks prompt Nepal to cap wildlife growth

As part of the behind-the-scenes panda experience, a private guide shuttles guests around the rest of the 260-acre preserve, which also houses red pandas, golden monkeys, cranes and other rare birds.

BBC: Play one-on-one with a giant panda

Two different red pandas escaped in 1999 and 2002.

BBC: Coati missing from Belfast Zoo thought still alive