Oral Sex, Semen Displacement, and Sexual Arousal: Testing the Ejaculate Adjustment Hypothesis
Male Indian Flying Foxes ( Pteropus giganteus ) that spend more time performing oral sex on a female also spend more time copulating with her. In humans, men who spend more time copulating with their regular partner also perform more “semen-displacing” copulatory behaviors (e.g., deeper, more vigoro...
Main Authors: | Michael N. Pham, Todd K. Shackelford, Lisa L. M. Welling, Alyse D. Ehrke, Yael Sela, Aaron T. Goetz |
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Format: | Article |
Language: | English |
Published: |
SAGE Publishing
2013-12-01
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Series: | Evolutionary Psychology |
Online Access: | https://doi.org/10.1177/147470491301100515 |
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