A man in a parking lot feeds a group of southern pig-tailed macaques , who eagerly reach up for the food, close up shot

macaque monkey pigtailed pig southern crabeating long tail animal species wild wildlife nemestrina endangered macaca fascicularis primate cercopithecine malaysia southeast asia behaviour longtailed nature environment mammal look wonder alert thailand park indonesia perak lumut fauna conservation urban singapore curious human eat food feed local throw hand man group interaction reach