_sperm-competition-between-brothers-and-female-choice.jpg "Sperm competition between brothers and female choice from college girl videos video Video Screenshot Preview")
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⏲ Duration: 2 min 19 sec
✓ Published: 20-Oct-2013
✓ Published: 20-Oct-2013
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Winner of Dance your PhD 2013 by Science.nnFemales of the red jungle fowl (forest chicken) mate with multiple males, which can create competition between sperm of different males in order to fertilize the egg. In my PhD thesis, I explored the effect of brotherhood on sperm competition and female choice. Interestingly, the brother of the first male that the female has mated with invests more sperm in the female than the non-brother of the first male mate. However, the female ejects a higher propo
Winner of Dance your PhD 2013 by Science.nnFemales of the red jungle fowl (forest chicken) mate with multiple males, which can create competition between sperm of different males in order to fertilize the egg. In my PhD thesis, I explored the effect of brotherhood on sperm competition and female choice. Interestingly, the brother of the first male that the female has mated with invests more sperm in the female than the non-brother of the first male mate. However, the female ejects a higher propo
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