Hanging with both hands, legs spreading on the branch to create balance but also brave enough to display his white genitals as symbol of its future, Pileated gibbon Hylobates pileatus, Thailand

primates monkeys animals trees swinging branches leaves twigs eating fruits hanging fruits fruitbearing tree fur nature wildlife natural habitat forests national parks thailand asia southeast asia tropical jungle rainforests montane deciduos legs vegetation stretched legs eating black endangered primate haplorhini simiiformes hylobatidae male genitals pileated gibbon hylobates pileatus sexual dimorphism habitat wildlife smuggling cambodia laos diurnal arboreal