venezuelan red howler, alouatta seniculus

alouatta animal apenheul black capuchin capucinus cebus cheeked emperor endangered eulemur fauna gibbon golden howler hylobates illustration imperator jungle leontopithecus leucogenys lion macaco mammal monkey nature nomascus northern outdoors parks preservation primate propithecus red rosalia ruffed saguinus seniculus sifaka species tamarin tourism travel varius venezuelan verreaux verreauxi vintage white wildlife zoo