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  • Origin of Birds With Quiz

    Origin of Birds With Quiz

    Interactive Video

    (18 min 59 sec) Embedded quiz modules test students’ understanding as they watch a short film about the evidence that showed birds descended from dinosaurs.

  • Episode 1: Your Inner Fish

    Episode 1: Your Inner Fish

    Feature Film

    (54 min 41 sec) See how the genetic legacy of a fish can be seen today in our own DNA. PLEASE N​OTE: Due to international distribution restrictions, these programs can only be streamed in the United States and Canada.

  • Milk—How Sweet Is It?

    Milk—How Sweet Is It?

    Activity

    In this lab, students test different samples to see which ones contain the lactase enzyme. Also available in Spanish.

  • 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.