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CA Rev. 4/1/2023 Performance Task Species tend to develop traits that are influenced by the environment in which they live. For example, cavefish have evolved to have no eyes because they live in the dark, and Galapagos finches have developed different shaped beaks based on feeding habits. For this performance task, you will choose a physical trait in a species and create a poster that communicates scientific information about this trait and how it improves the survival of the species. (Hint: There are many examples throughout this packet that you can use for your performance task. ) On your poster you will: . Identify the trait and include a visual. . Identify the species and include a visual. . Describe the species habitat and include a visual. Identify how this trait is beneficial for the species based on their environment. o How is it used? o What is it used for? o When is it used? o Where is it used? . Discuss possible environmental influences and selective pressures on the trait that could cause it to change over time. . Citations from sources