Buttocks

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English: The buttocks (singular: buttock) are two rounded portions of the anatomy, located on the posterior of the pelvic region of bipedal mammals and humans, and many other bipeds or quadrupeds, and comprise a layer of fat superimposed on the gluteus maximus and gluteus medius muscles.

Male

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• File:Boy nude butt.jpg
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  From The Image Up Here ↑
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Female

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  Blonde woman at the beach
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  From The Image Up Here ↑
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  Female buttocks in flowered bikini bottoms.
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  Female buttocks in yellow thong bottoms.
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  Black woman's buttocks
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  Naked back
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  sunbathing at the beach
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