Animals

  1. Genetics

    Blind mole-rats are loaded with anticancer genes

    Genes of the long-lived blind mole-rat help explain how the animal evades cancer and why it lost vision.

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  2. Animals

    Beware the pregnant scorpion

    Female striped bark scorpions are pregnant most of the time. That makes them fat, slow and really mean.

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  3. Animals

    Indian frogs kick up their heels

    Some new species impress a potential mate with a dance.

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  4. Animals

    Pets’ rights explored in ‘Citizen Canine’

    Science journalist David Grimm describes pet's progression towards full citizenship.

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  5. Animals

    Invadopodia

    Tiny footlike protrusions that enable a cell to invade neighboring tissues.

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  6. Astronomy

    Feedback

    Readers discuss the speed of spinning particles, what defines a planet and how to see invisible shrimp.

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  7. Animals

    Otters provide a lesson about the effects of dams

    A dam created a new habitat, but that habitat’s lower quality kept otter density low.

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  8. Animals

    Reef fish get riled when intruders glow red

    A male fairy wrasse gets feisty when he can see a rival’s colorful fluorescent patches.

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  9. Animals

    Toxic toad infiltrates Madagascar

    Asian common toads may have hopped a ride to Madagascar and could pose an ecological risk to the island's native species.

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  10. Animals

    Zebra finches can detect variations in human speech

    When humans vary the pitch or rhythm of their speech, zebra finches perceive the changes, suggesting that the ability to detect such variations is not linked to language.

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  11. Animals

    New salamander stays young at heart

    A new salamander species was long mistaken for the juvenile form of another.

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  12. Life

    Flightless birds’ history upset by ancient DNA

    The closest known relatives of New Zealand’s small, flightless kiwis were Madagascar’s elephant birds, so ancestors must have done some flying rather than just drifting with continents.

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