Ecosystems

Articles on ecosystems

  1. Ecosystems

    Scientists Say: Food web

    All the species in an ecosystem and the feeding relationships between them get summed up with this handy picture.

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  2. Fossils

    Ocean life may have bounced back after the ‘Great Dying’

    Marine ecosystems may have been back in action just a million years after the most severe extinction event known.

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  3. Ecosystems

    Let’s learn about how wildfires keep ecosystems healthy

    Wildfires are so important for many ecosystems that sometimes professionals set them on purpose.

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  4. Animals

    Study finds big drop in animal populations since 1970

    But the same thing is not happening throughout the kingdom. For instance, more than half of vertebrate populations are stable or increasing.

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  5. Animals

    If mosquitoes vanished, would we miss them? Vampire spiders might

    Vampire spiders get their meals from blood-filled Anopheles mosquitoes. But if those insects disappear, the spiders will likely adapt.

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  6. Animals

    Some spikes in malaria cases may be tied to amphibian die-offs

    Amphibian deaths from a fungal disease may have led to more mosquitoes — and an increase in malaria cases in Costa Rica and Panama.

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  7. Animals

    Let’s learn about parasites that create zombies

    Some parasites turn their victims into mindless puppets that do the parasites’ bidding, even at the cost of their own lives.

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  8. Animals

    Several mammals use a South American tree as their pharmacy

    Researchers in Brazil’s Atlantic Forest stumbled onto something very strange. They watched as animals “doctored” themselves with products from a tree.

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  9. Animals

    Some ecologists value parasites — and now want a plan to save them

    Parasites get a bad rap as disease-causing, unwelcome guests on other organisms. But parasites are also imperiled, and scientists don’t want to lose them.

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  10. Animals

    When bees are away, moths come out to pollinate

    Camera footage reveals that moths make roughly a third of the visits to red clover, working under the cover of night.

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  11. Microbes

    This giant bacterium lives up to its name

    The newly discovered Thiomargarita magnifica is about the size of your eyelash and is surprisingly complex.

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  12. Plants

    Catnip’s insect-repelling powers grow as Puss chews on it

    Damaging the leaves boosts the plant’s chemical defenses — and their appeal to cats.

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