Polygyny- males have access to many females eg gorillas, polyandry- females mate with more than one male and are bigger than male eg spiders, pair bonding- male & female stay together to look after offspring eg birds, promiscuity- sex but no pair bonding
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What is intersexual vs intrasexual?
Intersexual- competition between males & females, intrasexual- competition between males & males/ females & females.
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Why do people prefer people with symmetrical faces?
Those with dissimilar faces is associated with poor resistance, chromosome abnormalities, genetic diseases, serious illnesses, ill-health symptoms.
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What is the parental investment theory?
The sex that has greater investment in offspring is the choosier, women are more cautious about sex.
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Are babies born prematurely?
Babies are born 12 months prematurely which is why we need two parents to provide help, this led to the evolution of love.
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Other cards in this set
Card 2
Front
What is intersexual vs intrasexual?
Back
Intersexual- competition between males & females, intrasexual- competition between males & males/ females & females.
Card 3
Front
Why do people prefer people with symmetrical faces?
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