https://pubmed.ncbi.nlm.nih.gov/27824953/
Homosexual Fellatio: Erect Penis Licking between Male Bonin Flying Foxes Pteropus pselaphon - PubMed
A recent focus of interest has been on the functional significance of genital licking (fellatio and cunnilingus) in relation to sexual selection in Pteropodid...
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https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0166024
Homosexual Fellatio: Erect Penis Licking between Male Bonin Flying Foxes Pteropus pselaphon | PLOS...
A recent focus of interest has been on the functional significance of genital licking (fellatio and cunnilingus) in relation to sexual selection in Pteropodid...
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