A working staff member helps a polar bear take a shower to relieve summer heat at the zoo of Beijing, capital of China, Aug. 10, 2016. The zoo took various measures to help the animals spend hot summer days. (Xinhua/Ju Huanzong)

A Malayan tapir relaxes in a pool to relieve summer heat at the zoo of Beijing, capital of China, Aug. 10, 2016. The zoo took various measures to help the animals spend hot summer days. (Xinhua/Ju Huanzong) 

A red panda rests on an ice cube to relieve summer heat at the zoo of Beijing, capital of China, Aug. 10, 2016. The zoo took various measures to help the animals spend hot summer days. (Xinhua/Ju Huanzong)

A polar bear licks an ice cube to relieve summer heat at the zoo of Beijing, capital of China, Aug. 10, 2016. The zoo took various measures to help the animals spend hot summer days. (Xinhua/Ju Huanzong)