A baby elephant returns with its mother after collecting grasses from jungle at an elephant breeding center in Sauraha, a tourism hub in southwest Nepal's Chitwan district, Dec. 29, 2019. The elephant breeding center at Chitwan National Park was set up to protect the endangered elephants in the region. (Photos: Xinhua)

A baby elephant plays with its mahout at an elephant breeding center in Sauraha, a tourism hub in southwest Nepal's Chitwan district, Dec. 29, 2019. The elephant breeding center at Chitwan National Park was set up to protect the endangered elephants in the region.