"sexually and many socially selected traits have evolved to be physical, behavioral, or brain and cogn signals of the bearer's condition."
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Replying to @Schmidt_Erwin
@Schmidt_Erwin I think that is less true than a lot of people think it is.1 reply 0 retweets 2 likes -
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Replying to @JayMan471
@JayMan471 it always struck me as an odd hypothesis that any females would be "wasted" no matter how unattractive1 reply 0 retweets 0 likes -
Replying to @sarahdoingthing
@sarahdoingthing Because of male investment. There are costs involved when picking a female.2 replies 0 retweets 1 like -
Replying to @JayMan471
@JayMan471@sarahdoingthing don't we have many many more unique female ancestors than male ones on average?1 reply 0 retweets 1 like
Replying to @robvfour
@robvfour @JayMan471 male-female differential offspring investment vs. similar investment is an interesting dimension in humans
5:21 AM - 4 Sep 2015
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