Two reticulated giraffes fight each other at Samburu National Reserve, north of Kenya, April 20, 2013. The Samburu National Reserve is located in northern Kenya with 165 square kilometers in size. It attracts animals because of the Ewaso Ng'iro river that runs through it and the mixture of acacia, riverine forest, thorn trees and grassland vegetation. Grevy's zebra, gerenuk, reticulated giraffes and beisa oryx here are more than those in other regions of the country. Besides, the reserve is also home to lion, crocodile. baboon, elephant and hundreds of species of birds. [Photo/Xinhua]