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Showing 101-113 of 113 Resources
  • Bobtail squid swimming and burrowing

    Bobtail squid swimming and burrowing

    Clip

    (1 min 3 sec) The bobtail squid swims during the night to hunt. During the day, it burrows to hide from predators.

  • Aplysia's gill-withdrawal reflex and sensitization

    Aplysia's gill-withdrawal reflex and sensitization

    Clip

    (1 min 25 sec) A touch to the Aplysia's siphon causes a gill withdrawal, a simple reflex for studying memory.

  • Demo: Meet a live Aplysia californica

    Demo: Meet a live Aplysia californica

    Clip

    (1 min 40 sec) Aplysia californica is a marine snail with a simple nervous system suitable for research on learning and memory.

  • From Butterflies to Humans

    From Butterflies to Humans

    Lecture

    (58 min 30 sec) How and why butterflies and fruit flies got their spots, and the fossil record for human evolution.

  • Stickleback Fish on Jeopardy!

    Stickleback Fish on Jeopardy!

    Clip

    (2 min 3 sec) The identity of the stickleback fish stumps the contestants on the game show.

  • 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.

  • Galapagos Creatures

    Galapagos Creatures

    Clip

    (24 sec) These are some of the animal species Charles Darwin would have seen when he visited the Galapagos Islands.

  • Fruit Fly Courtship

    Fruit Fly Courtship

    Clip

    (55 sec) Male courtship dances in two fruit fly species show that the wing spots play a prominent role.

  • Dog Breeding

    Dog Breeding

    Clip

    (1 min 53 sec) The many forms of dogs that exist today were all created through selective breeding from the dog's ancestor, the wolf. In a span of less than 10,000 years, breeders have changed traits and body shapes of dogs by artificial selection-for example, emphasizing different aspects of hunting and herding behavior.

  • Amoeboid Sperm of C. elegans

    Amoeboid Sperm of C. elegans

    Clip

    (11 sec) Video closeup of the C. elegans sperm that moves like an amoeba.

  • C. elegans Mating

    C. elegans Mating

    Clip

    (57 sec) Video microscopy of mating between a male and a hermaphrodite C. elegans roundworm.

  • From Fertilization to Egg Laying in C. elegans

    From Fertilization to Egg Laying in C. elegans

    Clip

    (1 min 12 sec) Video of the fertilization of the C. elegans oocyte, the fusion of the egg and sperm nuclei, and the egg laying.

  • Neurophysiology Virtual Lab

    Neurophysiology Virtual Lab

    Virtual Lab

    In this virtual lab, you will record electrical activities of individual neurons, identify by response to stimuli, and use dyes to visualize their morphology.

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