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Showing 1-20 of 63 Resources
  • Living Rocks

    Living Rocks

    Image of the Week

    A nursery of microbialites emerging from a microbial mat along the edge of a thermal stream flowing from a hot spring in Yellowstone National Park

  • Model Microbiome

    Model Microbiome

    Image of the Week

    A section of the colon of a germ-free mouse colonized with fifteen different species of bacteria characteristic of the human gut.

  • Sharing Germs

    Sharing Germs

    Image of the Week

    Young green iguanas feed on the droppings of their elders in order to collect bacteria that enable them to digest plants.

  • Walk On

    Walk On

    Image of the Week

    One of the last wolf pups born on Isle Royale National Park in 2009.

  • Fountains of Life

    Fountains of Life

    Image of the Week

    Densely packed endosymbiotic bacteria (Endoriftia persephone) in the trophosome of a tube worm living in a deep-sea hydrothermal vent.

  • Snow Seeds

    Snow Seeds

    Image of the Week

    Snowflakes are generated when ice builds up on either dust particles or microorganisms in the atmosphere.

  • The Secret Life of Beewolves

    The Secret Life of Beewolves

    Image of the Week

    Cross-section through the antenna of a female beewolf, Philanthinus quattuordecimpunctatus.

  • Eating Wood

    Eating Wood

    Image of the Week

    A soldier Dampwood termite (Zootermopsis nevadensis) in a nest gallery.

  • With A Little Help From My Microbiome

    With A Little Help From My Microbiome

    Image of the Week

    Koalas are able to spend most of their lives in the relative safety of eucalypt trees by virtue of a digestive system adapted to eating their leaves.

  • Fellow Travelers

    Fellow Travelers

    Image of the Week

    The human body is home to some thirty-nine trillion microbes that live in or on it.

  • Visualizing New Worlds

    Visualizing New Worlds

    Image of the Week

    Frederic Edwin Church’s oil painting, “The Heart of the Andes” caused quite a stir when it was unveiled in New York on April, 27, 1859

  • Portrait of a Howler

    Portrait of a Howler

    Image of the Week

    Groups of black howler monkeys (Alouatta caraya) “howl” to each other in the Amazon rainforest during the evening and early morning hours in order to maintain neighborly distances.

  • Benefits of Schools

    Benefits of Schools

    Image of the Week

    Being in a school affords young barracuda several advantages over the solitary life.

  • Firefly Pyrotechnics

    Firefly Pyrotechnics

    Image of the Week

    Most firefly species employ characteristic patterns of bioluminescent flashes to elicit responses from potential mates.

  • Asteroid Impact?

    Asteroid Impact?

    Image of the Week

    A living foraminifer, Orbulina universa, in the act of shortening its spines in preparation for gametogenesis.

  • Counting the Rings

    Counting the Rings

    Image of the Week

    An otolith from a lanternfish (Gymnoscopelus nicholsi) is used to estimate the fish’s age and growth rate.

  • Dragon Tale

    Dragon Tale

    Image of the Week

    A pangolin rescued from poachers near Gorongosa National Park, Mozambique.

  • Single Mother

    Single Mother

    Image of the Week

    A queen bee may produce as many as 60,000 offspring during her lifetime.

  • Larval Biscuit

    Larval Biscuit

    Image of the Week

    A pluteus larva of the sea biscuit, Clypeaster subdepressus, an echinoderm closely related to sea urchins.

  • Super Stoma

    Super Stoma

    Image of the Week

    The stomata of grasses (singular stoma) function more efficiently than those of other plants.

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