Orangutan Face Flaps
Nov. 23, 2024
Orangutan Foundation International - Mature male orangutans have flappy cheek-pads known as "flanges" that can take up to 20 years to grow! Unusual as they may look, studies have shown that in Close Up To Face Of Dominant Male, Bornean Orangutan (Pongo Pygmaeus) With The Signature Developed Cheek Pads That Arise In Response To A Testosterone Surge. Stock Photo, Picture and Royalty Free Image. Flanged male orangutans experience more severe early life stress | Plants And Animals Orangutan Face Flaps