alert gray hanuman langurs or indian langur or semnopithecus monkey sense predator threat and standing on his two legs in outdoor

northern plains gray langur semnopithecus entellus hanuman langurs standing two legs family monkey india ranthambore bandhavgarh kanha national park funny animal wildlife sense danger primate green alert copy space face sariska panna pench natural nature background forest outdoor indian jungle mammal old world monkeys black safari male sacred travel wild adult species wilderness action predator threat tiger reserve