Snow monkeys' spa day, relaxing in Japan's hot springs

The video explores the unique adaptation of Japanese macaques, or snow monkeys, in the Gigokudani Valley, Japan. Known for its harsh winters, the area provides a natural hot spring refuge for these monkeys. Since the 1960s, they have used these hot springs to stay warm. The video also covers their social structure, dietary habits, and how they relax in the high mountains.

What is the significance of the name 'Hells Valley' in relation to the Gigokudani Valley?

How do the snow monkeys utilize the natural hot springs during winter?