sexual selection
- Created by: gilli
- Created on: 02-03-15 19:35
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- sexual selection
- intra sexual completion between mates selection of traits that lead to success with the females passed on to next generation
- intersexual - mate choice selection of triaits pass on to offspring = good genes, mate offer protection and support to offspring selection for good parents
- short term mating strategy = sexual behaviour males evolved greater desire casual sex, impregnate as many women as possible > pass on genes cf to other less successful males , lower standards stm
- long term mating males and females females ltm increases success of reproduction why? greater investment in offspring 9 months pregnant man look after woman, , lactation, child birth, less gametes - wasted gamete , stm if child dies , child malnutrition, low birth weight
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