A squirrel monkey enjoys fruits in water spray at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
Penguins enjoy food in water spray at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
A Siberian tiger cools itself off in a pool at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
Macaws enjoy water spray at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
A squirrel monkey enjoys fruits in water spray at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
A Siberian tiger cools itself off in a pool at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
An alpaca takes a shower at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
A macaw takes a nap in water spray at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
An alpaca takes a shower at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
A Yangtze alligator enjoys a shower at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
Penguins enjoy food in water spray at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)
A squirrel monkey plays with a piece of ice hanging from the tree at the Shanghai Zoo in east China's Shanghai, Aug. 13, 2022. Shanghai is now subject to hot and humid weather, and staff members of the Shanghai Zoo are taking all possible measures to help the animals cool off. (Xinhua/Zhang Jiansong)