cheek pad

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An adult orangutan (Pongo pygmaeus) with long reddish-brown hair and prominent cheek pads sits on the ground, facing slightly to the left.

cheek pad

anatomy

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orangutan
Reproduction
…particularly the flat and prominent cheek pads that develop along the sides of the face. The pads enhance the size of the head and are linked with increased levels of testosterone. Adult males also have a throat pouch that serves as a resonating chamber for the “long call,” a sequence…
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…particularly the flat and prominent cheek pads that develop along the sides of the face. The pads enhance the size of the head and are linked with increased levels of testosterone. Adult males also have a throat pouch that serves as a resonating chamber for the “long call,” a sequence…
Read More