The male Pileated Gibbon have the purely black fur caused by sexual dimorphism in fur coloration.
Size: 6346px × 4231px
Location: Thailand
Photo credit: © Phichak / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: animal, black, chiang, conservation, cute, dimorphism, endangered, extinction, gibbon, hight, intelligence, mai, male, mammal, nature, pileated, resolution, sexual, thailand, tree, vulnerable, wild, wildlife, zoo, zoological