High in its tree this red-capped mangabey communicates with the white-collared mangabeys that are housed across the lake. The questions and answers are clearly audible. The whole situation – the large mixed-species habitat with mangabeys and gorillas, the natural vegetation including the large trees, and the natural behaviour of the mangabeys – was the highlight of this visit to Dublin
“Tiger map” (CC BY 2.5) by Sanderson et al., 2006.