Summary: Darwin’s approach to explaining the peacock’s cumbersome plumage ... Could beauty have evolved, in part, for beauty’s sake? ... The sense in which traits favored via mate selection may not be ‘adaptive’ ... Mate preference and aesthetics ... What can we learn from ducks’ miserable sex lives? ... How paternal investment in offspring became part of human life ... When sex isn’t for reproduction ... Richard’s misgivings about evolutionary psychology ...
