Tag: natural
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Variation and Sexual Dichromatism in Parrots
Explore sexual dimorphism be examining data on parrot coloration and environment details, like predators, competition, and mate choice.
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Evolution and the Peppered Moth Game
Based on experiments showing moths evolve in response to pollution. Play a game where you try to catch moths in different environments
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Evolution Crossword
This simple worksheet is designed to help students with vocabulary and study for their test over the Theory of Evolution by Natural Selection.
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How Do Bunny Populations Change Over Time?
A set of images show how rabbits change over time as a result of selective pressure from wolf predation. Students match each graphic with one of the four steps of evolution on the VIDA chart: variation, inheritance, differential survival, and adaptation.
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Case Study: How Did the Guppy Get His Color?
This case study examines evolution in guppies as evidenced by color variation in populations. It is based on an iconic study performed by John Endler where he collected data on guppies by scoring the size, number, and brightness of spots. Students progress though the slides (lecture and discussion), and examine details of Endler’s study, such as where…
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Evolution and the Rock Pocket Mouse (HHMI)
This activity was modified from the HHMI Activity on color variation in the rock pocket mouse which illustrates evolutionary concepts such as fitness, natural selection, and mutation.