A hippo eats watermelon to cool off at the Bioparco zoo in Rome, Italy, Aug. 13, 2024. (Photo by Alberto Lingria/Xinhua)
A sea lion eats frozen fish to cool off at the Bioparco zoo in Rome, Italy, Aug. 13, 2024. (Photo by Alberto Lingria/Xinhua)
A giraffe licks frozen fruits to cool off at the Bioparco zoo in Rome, Italy, Aug. 13, 2024. (Photo by Alberto Lingria/Xinhua)