Sexual selection

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  • Created by: hmarks62
  • Created on: 09-02-15 11:41
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  • Evolutionary explanations - sexual selection (Darwin, 1874)
    • Short term mating preferences
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    • Intrasexual selection
      • Members of the same sex (usuallly males) compete for access to members of the opposite sex
      • Victorious animal becomes the mate, so passes on the genes and traits that lead to success
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    • Intersexual selection
      • Preference of one sex for members of the opposite sex who possess certain qualities
      • Whether mates will be good parents is also considered, such as their ability to support offspring (e.g. financially)


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