Lefford- Natural Selection Drawing

Lefford- Natural Selection Drawing

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Storyboard Text

  • Population of Snakes
  • The Offspring Arrive
  • Rain Comes Overnight
  • A Population of the African Snake which can be yellow or green, and both blend in environment equally well. Variation.
  • Grass Is Here!
  • Overproduction of Offspring so that many snakes will survive and Variation
  • End of the Yellows
  • The Drought is finally over!
  • New Generation
  • Sadly now the green colored snakes have an advantage. They blend into the environment and can not be eaten by the eagles. The yellow ones are picked off which is an example of selection.
  • Now there are less yellow ones in the population.
  • There are less yellows now passed onto the offspring. Adaptation is where these new traits (green) will be passed on in larger numbers.
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