#PrimatePost ๐Ÿฆง๐Ÿ”ต๐Ÿ”ต
50 shades of blue balls! Some #primates sport blue shades on their genitalia ๐ŸŒ, which is likely due to sexual selection (attracting females)! You can learn more at https://www.nationalgeographic.com/animals/article/primates-monkeys-blue-scrota-genitalia

Why blue and how? (1/2)

๐Ÿงช #science #BioAnth

๐Ÿ“ท by Diego Delso
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