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Life

The snow monkeys of Hell's Valley

By Lucy Dodwell

7 April 2009

Âé¶¹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

(Image: Heather Angel)

Find out more about snow monkeys in our gallery

This photograph of Japanese macaques relaxing in a hot bath was taken on a winter morning by wildlife photographer and zoologist . The pool is in the Joshinetsu Kogen National Park, Nagano, Japan, in a place known as Hell’s valley because of its steep cliffs, dense forests and the boiling water that spurts from the frozen ground. It was built 30 years ago when it was discovered that the monkeys, like us, like to bathe in hot water.

Japanese macaques – also known as snow monkeys…

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