Apparently, they are not very different from humans: an ice treat always goes down well, although this South African Black Footed Penguin got a rather fishy-looking one. /CFP Photo

This lemur at a zoo in Seoul opted for a more traditional fruity ice treat. /CFP Photo

Not so much an ice cream cone as a ice bucket was offered to this elephant in Seoul…/CFP Photo

… not unlike this black bear’s treat at the Shanghai Wild Zoo, which included whole fruit. /CFP Photo

Sometimes, a shorter haircut can make the difference against the heat: as with these alpacas in east China's Zhejiang Province. /CFP Photo

Of course, the easiest way to cool down is probably with a splash of water, like this elephant at a zoo in Seoul. /CFP Photo

And who doesn’t love a dip in the pool? This brown bear certainly seemed to enjoying chilling in the water in Canada. /CFP Photo