![KENYA-NAIROBI-MAASAI MARA NATIONAL RESERVE-WILDLIFE](http://www.xinhuanet.com//english/photo/2016-07/25/135538973_14694453138461n.jpg)
NAIROBI, July 25, 2016 (Xinhua) -- Two wildebeests battle with each other at the Maasai Mara National Reserve, Kenya, July 23, 2016. The Maasai Mara National Reserve, popularly known as Africa's Greatest Wildlife Reserve, is a great tourist attraction center as it offers visitors an opportunity to observe the Africa's "big five": lion, cheetah, elephant, buffalo and rhino. (Xinhua/Pan Siwei)