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The evolution of the placenta drives a shift in sexual selection in livebearing fish : Nature :…
olegchagin
The evolution of the placenta drives a shift in sexual selection in livebearing fish : Nature :…

The evolution of the placenta from a non-placental ancestor causes a shift of maternal investment from pre- to post-fertilization, creating a venue for parent-offspring conflicts during pregnancy. Theory predicts that the rise of these conflicts should drive a shift from a reliance on pre-copulatory...

Posted by Oleg A. Chagin on 20 сен 2017, 12:42


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