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Showing 21-40 of 115 Resources
  • Schooling Behavior of Stickleback Fish from Different Habitats

    Schooling Behavior of Stickleback Fish from Different Habitats

    Data Point

    A team of scientists studied the schooling behavior of threespine stickleback fish by experimentally testing how individual fish responded to an artificial fish school model.

  • School's Back!

    School's Back!

    Image of the Week

    Golden shiner fish (Notemigonus crysoleucas) stay in school for the shade.

  • Tick Hiker

    Tick Hiker

    Image of the Week

    An adult female Blacklegged tick (Ixodes scapularis), commonly known as the deer tick, awaits passing wildlife. 

  • Shades of Pollen

    Shades of Pollen

    Image of the Week

    The variety of colors of cells in a honeycomb comes from pollen collected from different plant species.

  • Dottyback in Damselfish Clothing

    Dottyback in Damselfish Clothing

    Image of the Week

    Dottyback fish change color by altering the proportions of yellow and black pigment cells in their skin to mimic Damselfish.

  • The Art of Hiding

    The Art of Hiding

    Image of the Week

    Animal mimics evolved markings that make them look either like other animals or inanimate objects.

  • Save Our Sawfish

    Save Our Sawfish

    Image of the Week

    A smalltooth sawfish (Pristis pectinata) patrols the murky waters of the Everglades National Park in Florida.

  • Warthog Love

    Warthog Love

    Image of the Week

    Warthog mothers look after their young in small family groups.

  • Following Tracks In The Sky

    Following Tracks In The Sky

    Image of the Week

    The flight patterns of a flock of black vultures are revealed by a novel digital video technique.

  • 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.

  • Fruit Fly Art

    Fruit Fly Art

    Image of the Week

    Tracking the flight paths and speeds of fruit flies in a wind tunnel may help design better flying robots.

  • Holiday Lecture 2004 Update—Jeff Friedman

    Holiday Lecture 2004 Update—Jeff Friedman

    Clip

    (3 min 52 sec) HHMI investigator Jeff Friedman provides an update to his 2004 lectures on obesity.

  • Counting the Chirps of Fall

    Counting the Chirps of Fall

    Image of the Week

    A close-up view of the sound-producing structure on the wing of a field cricket (Gryllus pennsylvanicus).

  • Putting Food on the Table

    Putting Food on the Table

    Image of the Week

    Weaver ants labor to carry a live land snail back to their nest in Gorongosa National Park.

  • 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.  

  • Dinner Date

    Dinner Date

    Image of the Week

    The male peacock spider performs a spectacular dance to attract a mate—but the female is not always impressed.

  • Holding on to Your Mother

    Holding on to Your Mother

    Image of the Week

    Infant lemurs hitch a ride through the forest by holding on to their mother’s tummy or riding piggyback.

  • Good Moms Come in All Shapes and Sizes

    Good Moms Come in All Shapes and Sizes

    Image of the Week

    Female peacock spiders stay with their young in an egg sac until they can fend for themselves. 

  • Grasping Your Inner Monkey

    Grasping Your Inner Monkey

    Image of the Week

    The shape of our hands comes from tree-dwelling ancestors.

  • 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.

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