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  • The Lone Anole

    The Lone Anole

    Image of the Week

    The Plymouth anole (Anolis lividus) lizard is found only on the Caribbean island of Montserrat—and it is the only anole species living there.

  • Lizard Evolution Virtual Lab

    Lizard Evolution Virtual Lab

    Virtual Lab

    In the Lizard Evolution Virtual Lab students explore the evolution of the anole lizards in the Caribbean by collecting and analyzing their own data.  

  • Beaks As Tools: Selective Advantage in Changing Environments

    Beaks As Tools: Selective Advantage in Changing Environments

    Activity

    This classroom experiment supports the film The Origin of Species: The Beak of the Finch. Students collect and analyze data to learn why even slight variations in beak size can make the difference between life and death.

  • Anole Lizards: An Example of Speciation

    Anole Lizards: An Example of Speciation

    Animation

    (2 min 38 sec) This animation features the anole lizards as an example of how a single species can split and multiply into many different species with distinct traits.

  • Film Guides: The Origin of Species: Lizards in an Evolutionary Tree

    Film Guides: The Origin of Species: Lizards in an Evolutionary Tree

    Film Guide

    The following classroom-ready resources complement The Origin of Species: Lizards in an Evolutionary Tree. Research on the anole lizards is enriching our understanding of evolutionary processes, such as adaptation by natural selection, convergent evolution, and the formation of new species. Also available in Spanish.

  • Film Guides: The Origin of Species: The Beak of the Finch

    Film Guides: The Origin of Species: The Beak of the Finch

    Film Guide

    The following classroom-ready resources complement The Origin of Species: The Beak of the Finch. By following four decades of research on the finches of the Galápagos islands, the film illustrates how geography and ecology can drive the evolution of new species.

  • Sorting Finch Species

    Sorting Finch Species

    Click & Learn

    Finches discriminate between members of their own species and those of a closely related species based on song and appearance.

  • The Origin of Species: Lizards in an Evolutionary Tree

    The Origin of Species: Lizards in an Evolutionary Tree

    Short Film

    (17 min 45 sec) In the Caribbean islands, adaptation to several common habitats has led to a large adaptive radiation with interesting examples of convergent evolution. Also available in Spanish.

  • The Origin of Species: The Beak of the Finch

    The Origin of Species: The Beak of the Finch

    Short Film

    (15 min 54 sec) Four decades of research on finch species that live only on the Galápagos Islands illuminate how species form and multiply. Also available in Spanish.

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