The island has one well-known macaque troop which “stays near the road and residential areas as humans intentionally leave food items,” but the other troops were “very well hidden in the ...

Dr. Cédric Sueur of the University of Strasbourg believes the macaque passed on his unique behavior to other members of his troop once he gained social status The strange behavior was initially a ...

Nevertheless, my attention often wandered to another of the reserve’s primates—the troop of long-tailed macaques (Macaca fascicularis). These slender monkeys with variegated green fur and ...