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03-01-2012, 02:44 AM #1
Females prefer having multiple partners for mating in nature
An international study by British and Japanese researchers has shed new light on why females of many species have multiple partners. The research team — comprising of experts from the Universities of Exeter (UK), Okayama (Japan) and Liverpool (UK) — say that “polyandry”, the practice of mating with multiple male partners, could be the result of females adapting to avoid producing offspring carrying selfish genetic elements that reduce male fertility. The researchers have revealed that their study was based on the fruitfly Drosophila pseudoobscura, which they bred over 10 generations....being a human...