Mischief Of A Monkey

The relaxed demeanour and lopsided ‘smile’ of this charismatic macaque belies the struggle of an ailing species.

- Stefano Unterthiner

Troublemaker, a male Sulawesi crested black macaque, was a subadult when Stefano took this picture on the craggy shoreline of Tangkoko Batuangus Nature Reserve, Indonesia. “Troublemaker was a very curious young monkey,” says Stefano. “He was always incredibly interested in any new object arriving in the forest, particularly if it belonged to a human – a backpack, for instance. He had a habit of causing commotion with visitors, which is how he earned his nickname.”

The macaques in Troublemaker’s gr