MS-LS2-2

Construct an explanation that predicts patterns of interactions among organisms across multiple ecosystems.

  1. Animals

    Some Greenland polar bears are surviving with very little sea ice

    The ‘glacial mélange’ on which they’ve come to rely — a mix of ice, snow and slush — could be a temporary refuge for some polar bears.

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  2. Animals

    Palm-size marsupials may face extinction from wild ‘house’ cats

    After surviving Australian bushfires, the Kangaroo Island dunnart is losing ground as it's targeted by hungry predators.

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  3. Animals

    Watch how a western banded gecko takes down a scorpion

    New high-speed video reveals how normally mild-mannered geckos can violently shake venomous prey into submission.

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  4. Health & Medicine

    Like bloodhounds, worms are sniffing out human cancers

    Scents emitted by diseased cells may usher in a new era of safe, low-cost screening tests for cancer and other illnesses.

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  5. Animals

    Infected caterpillars become zombies that climb to their deaths

    By tampering with genes involved in vision, a virus can send caterpillars on a doomed quest for sunlight.

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  6. Environment

    Ponds made to control floods can spew climate-warming gases, study finds

    Younger stormwater ponds can release more carbon in gases than they absorb, a study finds. That could aggravate global warming.

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  7. Animals

    Scientists Say: Migration

    Migration involves the movement of animals or people from one place to another.

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  8. Microbes

    Kitchen sponges are bacteria’s dream home

    Sponges are favorite spots for bacteria, partly because of the mixed-housing environment that the cleaner-uppers offer microbes.

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  9. Animals

    Mosquitoes see red, which may be why they find us so appealing

    Mosquitoes not only see colors, but also prefer certain ones, such as the hues of human skin.

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  10. Animals

    Analyze This: Birds may decorate nests to scare off rivals

    Birds that nest in holes face stiff competition for nest sites. Some use feathers, also found where predators have made a kill, to keep rivals away.

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  11. Animals

    Orcas can take down the largest animal on the planet

    For the first time, scientists observed that orcas can kill blue whales by using the same hunting techniques that have worked on other large whales.

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  12. Environment

    Bees and butterflies struggle to find flowers in polluted air

    Emissions from cars and trucks make it harder for insects to find flowers. That in turn reduces flower visits and pollination, a new study finds.

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