EntityQ18568· pop 25· linked from 380 articlesCoolidge effectSign in to savebiology and psychology phenomenonConnectionsbrown ratEntitysociocultural evolutionEntitybehavioral modernityEntityCharles DarwinEntityInternational Standard Book NumberEntityCalvin CoolidgeEntityspeciesEntityHerbert HooverEntityWarren G. HardingEntityPresident of the United StatesConceptList of presidents of the United StatesConceptRichard DawkinsEntityJane GoodallPersonnatural selectionEntitydigital object identifierEntityInternational Standard Serial NumberEntityhuman evolutionEntityvisual perceptionEntityhuman sexual behaviorEntityKonrad LorenzEntityCategoriesCalvin CoolidgeEthologyEvolutionary psychologyJokesMammalian sexualitySexual attraction