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Showing 1-20 of 54 Resources
  • Serengeti Wildebeest Population Regulation

    Serengeti Wildebeest Population Regulation

    Data Point

    In Serengeti National Park, Tanzania, scientists investigated how the eradication of rinderpest disease led to the wildebeest population boom.

  • Salt Stress Impacts Photosynthesis in Algae

    Salt Stress Impacts Photosynthesis in Algae

    Data Point

    Scientists investigated how salt affects the photosynthetic electron transport chain in freshwater green alga.

  • Age Structure of Ebola Outbreaks

    Age Structure of Ebola Outbreaks

    Data Point

    Scientists analyzed demographics, including sex and age, of the spread of the Ebola Virus Disease during seven outbreaks in the Democratic Republic of Congo.

  • Mapping the Darién Gap

    Mapping the Darién Gap

    Scientists at Work

    (10 min 35 sec) Indigenous communities from the tropical rainforest of Darién, Panama use drones to map their land to protect it from outside threats and to make sustainable land use plans. Also available in Spanish.

  • Biodiversity Studies in Gorongosa

    Biodiversity Studies in Gorongosa

    Activity

    In this activity, students will calculate species richness, evenness, and the Shannon diversity index for various habitat types using data from trail cameras in Gorongosa National Park, and then investigate the impact of human activity in these habitats.

  • Niche Partitioning and DNA Metabarcoding

    Niche Partitioning and DNA Metabarcoding

    Click & Learn

    This interactive explores niche partitioning as a mechanism that enables similar species of animals to coexist.

  • Living Together

    Living Together

    Phenomenal Image

    Students explore photos of bobtail squid as an anchoring phenomenon to explore symbiosis and species interactions.

  • Seed Dispersal in Tropical Forests

    Seed Dispersal in Tropical Forests

    Activity

    In this activity, students use data from published studies to understand patterns of seed dispersal and apply these ideas to the design of a conservation area.

  • Modeling Food Webs in Darién, Panama

    Modeling Food Webs in Darién, Panama

    Activity

    Students use cards to build model food webs and evaluate how ecological disturbances affect each trophic level. Also available in Spanish.

  • Vertebrate Declines and the Sixth Mass Extinction

    Vertebrate Declines and the Sixth Mass Extinction

    Data Point

    In this study, researchers measured species population declines on a global scale that may contribute to the sixth mass extinction.

  • What van Leeuwenhoek Saw

    What van Leeuwenhoek Saw

    Activity

    This hands-on activity helps students understand concepts related to building scale models by using cards of microorganisms and cells that were first visualized by Antonie van Leeuwenhoek.

  • Predator-Prey Relationship Dynamics

    Predator-Prey Relationship Dynamics

    Data Point

    In a study in Greenland, scientists examined whether changes in population densities of Arctic fox are related to changes in population densities of its main prey, the lemming.

  • Microbial Community Response to an Oil Spill

    Microbial Community Response to an Oil Spill

    Data Point

    Researchers monitored the succession of the microbial community in the Gulf of Mexico using data from before, during, and after the Deepwater Horizon oil spill.

  • Population Dynamics

    Population Dynamics

    Click & Learn

    Explore the exponential and the logistic growth mathematical models that describe how population changes with time.

  • Benefits of Schools

    Benefits of Schools

    Phenomenal Image

    Students explore photos of animals in groups as anchoring phenomena to explore animal behavior concepts.

  • Using Wolbachia to Suppress Mosquito Fertility

    Using Wolbachia to Suppress Mosquito Fertility

    Data Point

    In this study, researchers tested whether releasing Wolbachia-infected male Aedes albopictus (Asian tiger mosquitoes) would suppress populations of this mosquito species in their study area.

  • Mimicry in a Diverse Community of Arthropods

    Mimicry in a Diverse Community of Arthropods

    Data Point

    Researchers exposed arthropod mimics that use a golden patch to warn of unpalatability to predators with different prey preferences to determine how effective their warnings were.

  • Snail Fronts and Salt Marsh Die-Offs

    Snail Fronts and Salt Marsh Die-Offs

    Data Point

    Researchers studied whether periwinkle snail fronts expand mudflats and contribute to salt marsh die-offs.

  • Tracking Global Changes in Forest Cover

    Tracking Global Changes in Forest Cover

    Data Point

    Researchers used satellite imagery analyze the amount of forest that was lost annually across the globe between 2000 and 2012.

  • Dating Corn Domestication Using Carbon Isotopes

    Dating Corn Domestication Using Carbon Isotopes

    Data Point

    To study the change in diet as human populations changed lifestyles from hunter-gatherers to agriculturalists, scientists measured carbon isotopes in the collagen tissues of human skeletons from North America.

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