Humans
The dizzying diversity of human sexual strategies
If our biology has designed us to procreate, why do people have such widely different attitudes to sex? Mairi Macleod investigates
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If our biology has designed us to procreate, why do people have such widely different attitudes to sex? Mairi Macleod investigates
Variations in the gene for a hormone that makes voles monogamous may determine whether men are serial commitment-phobes or devoted husbands