One face, two face, red face, blue face — the palette of primate faces is rich and varied, and a new study explains why. Facial diversity might make it easier to identify individuals in bigger groups, scientists say.
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Why Monkeys and Apes Have Colorful Faces
One face, two face, red face, blue face — the palette of primate faces is rich and varied, and a new study explains why. Facial diversity might make it easier to identify individuals in bigger groups, scientists say.
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