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  • Film Guides: The Origin of Tetrapods

    Film Guides: The Origin of Tetrapods

    Film Guide

    The following classroom-ready resources complement Great Transitions: The Origin of Tetrapods, which tells the story of the discovery of Tiktaalik, a creature with features common to fish and four-legged animals, or tetrapods.

  • Film Guides: Evolving Switches, Evolving Bodies

    Film Guides: Evolving Switches, Evolving Bodies

    Film Guide

    These classroom-ready resources complement the short film Evolving Switches, Evolving Bodies, which tells the story of the dramatic transformation of stickleback fish as they adapted to living in freshwater habitats drastically different from the ocean.

  • Film Guides: The Birth and Death of Genes

    Film Guides: The Birth and Death of Genes

    Film Guide

    The following classroom-ready resources complement The Making of the Fittest: The Birth and Death of Genes, which describes how scientists have pieced together the evolutionary history of the Antarctic icefish. The icefish makes an excellent case study for genetic evolution as both the gain and loss of genes have led to key adaptations.