Yah I think there a species called baboon that are yellow
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Yellow-nosed Albatross, Yellow Baboon, Yellow-backed Duiker and
Yellow-billed Stork are animals in Africa. They begin with Y.
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The Yellow-back Duiker is an African
antelope. The Yellow Baboon lives in Africa.
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The Tapucca or baboon has a yellow buttania (butt) when they are
just born. All baboons get names and they really can understand
humans. The baboon has a thick pink covering over the butt called
"pinkostinohsousinsism". Usually it comes off when they are 2 years
old.