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  • Worksheet for The Stickleback Evolution Virtual Lab

    Worksheet for The Stickleback Evolution Virtual Lab

    Activity

    A worksheet that guides students through The Stickleback Evolution Virtual Lab. The virtual lab lets students learn firsthand the methods for analyzing body structure in stickleback collected from lakes and fossils recovered from a quarry. Students measure, record, and graph their results to discover evolutionary patterns.

  • Evolution: Constant Change and Common Threads

    Evolution: Constant Change and Common Threads

    Lecture

    How has the amazing diversity of plants and animals evolved? What can fossils, butterflies, and stickleback fish tell us about the deep common ancestry of all living forms?

  • Stickleback Environment

    Stickleback Environment

    Clip

    (1 min 27 sec) At the end of the ice age, the retreating ice sheet created many new lakes, some of which were colonized by sticklebacks.

  • Fossil Record of Stickleback Evolution

    Fossil Record of Stickleback Evolution

    Clip

    (2 min 34 sec) A quarry site in Nevada carries the evolutionary history of a population of stickleback fish that resided there when it was a freshwater lake.

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