Polar bears at Wuhan Haichang Polar Ocean Park eat Zongzi, rice dumplings wrapped in bamboo leaves, to celebrate the Dragon Boat Festival on June 25. /VCG

The rice dumplings are made for the polar bears with such ingredients as fish, beef, fruits and vegetables. /VCG

Two polar bears play with each other. /VCG

A polar bear climbs on some rocks. /VCG