The Japanese macaque or snow monkey is famous for its love of hot outdoor natural springs. Yukihiro Fukuda, formerly a vet, did 12 months of field research and photographed the macaque extensively in the Jigokudani Valley, which it covered in snow for 4 month of the year.

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

A year with Japanese snow monkeys

(Photo: Yukihiro Fukuda/Nature Picture Library/Hollandse Hoogte)

Jan 21, 2010