Ecosystems: Interactions, Energy, and Dynamics

More Stories in Ecosystems: Interactions, Energy, and Dynamics

  1. 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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  2. 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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  3. Life

    Explainer: What is an endangered species?

    Threats such as climate change and habitat loss can put species at risk of going extinct. Different words describe that risk.

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  4. 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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  5. Environment

    Widely used pesticides may threaten Earth’s ozone layer

    Data show a major class of long-used “eco-friendly” copper chemicals unexpectedly react with soil, making gases harmful to Earth’s protective ozone layer.

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  6. Animals

    See the world through a jumping spider’s eyes — and other senses

    Scientists are teasing out the many ways the spiders’ vision, listening and taste senses differ from ours

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  7. Animals

    Goldfish driving ‘cars’ offer new insight into navigation

    Fishes’ internal sense of direction is not limited to their natural environment. The latest Wild Things cartoon from Science News for Students.

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  8. Psychology

    Addiction can develop when reward-seeking changes a teen’s brain

    Over time, the pleasure disappears and craving grows. That craving causes stress that can drive people to use drugs or pursue unhealthy behaviors again and again.

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  9. Ecosystems

    Scientists Say: Decay

    This word can refer to rotting flesh or the transformation of radioactive atoms.

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