adult male bornean orangutan - pongo pygmaeus - sitting outdoors in green grass, partly hiding under a black blanket

adult alphacell alphamale animal ape black blanket bornean brown captivated captivity colors contemplation depressed dreaming endangered expression expressive face forest green hairy hiding hominidae introspective introvert iucn jungle kristiansand loner male mammal monkey nature orangutan outdoors pensive pongo primate pygmaeus rainforest regret shy solitude species thinking thoughtful threatened vulnerable zoo