The macaque has other unusual behaviours, including bathing together in hot springs and rolling snowballs for fun.

Do Japanese Macaques make snowballs for fun?

During the winter in valleys of Japan's Shiga Highlands, you'll find juvenile Japanese snow monkeys—also referred to as snow babies—roll and make snowballs.

What special features do the macaques have?

Macaques are robust primates whose arms and legs are of about the same length. Their fur is generally a shade of brown or black, and their muzzles, like those of baboons, are doglike but rounded in profile, with nostrils on the upper surface.