Sources

Wikipedia. www.wikipedia.org
Encyclopedia Britannica. www.britannica.com
Snow Leopard Trust, Saving the Snow Leopard. www.snowloepard.org
ARKive- Discover world most endanger species. www.arkive.org
Trekking the Himalayas. www.moonlightinthehimalayas.word.press
Research Gate. Reasearchgate.net
Important India. www.importantindia.com
Travel Himalayas. www.travel-Himalayas.com
Himalayas India. www.himalaya2000.com
The telegraph. www.telegraph.co.uk
National Geographic. www.nationalgeographicexpeditions.com
Walk though India. www.walkthroughindia.com