Staff at a zoo in China’s eastern coastal province of Shandong have made a way to make polar animals enjoy summer. Scorching summer outside the aquarium, but inside, it is chilly. Polar bears feel most comfortable in environments around 10 Celsius, especially with frozen vegetables and fruits.

Staff at a zoo in China's eastern coastal province of Shandong has made a way to make polar animals enjoy summer.

Staff at a zoo in China's eastern coastal province of Shandong has made a way to make polar animals enjoy summer.

Staff at a zoo in China's eastern coastal province of Shandong has made a way to make polar animals enjoy summer.