Animals

  1. Animals

    Little push turns snail lefties to righties

    Bumping an early embryo’s cells can switch the direction of its spiral.

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  2. Life

    Fecal architecture is beetle armor

    Predators have a hard time getting through the layers of excrement some beetle moms give their young.

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  3. Animals

    Classic view of leaf-cutter ants overlooked nitrogen-fixing partner

    A fresh look at a fungus-insect partnership that biologists have studied for more than a century uncovers a role for bacteria.

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  4. Life

    Killer bees aren’t so smart

    Brains are probably not what powers the invasive bee’s takeover from European honeybees

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  5. Health & Medicine

    Genome 10K: A new ark

    Featured blog: Researchers are working to catalog the DNA sequences of just about every vertebrate genus.

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  6. Animals

    Textbook case of color-changing spider reopened

    Female crab spiders switch colors to match flowers but may not fool their prey

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  7. Animals

    Scent of alarm identifies male bed bugs

    When mistaken for females, the guys release an alarming pheromone.

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  8. Life

    Spiders love sweet smell of blood perfume

    For on spider species, feeding on blood-gorged mosquitoes adds charm to a mate

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  9. Animals

    Ancient giant beavers did not chow on trees

    The now-extinct animals had a hippo-like diet

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  10. Life

    Fossil find sparks debate on primate origins

    A 37-million-year-old jaw suggests the famous fossil Darwinius does not, as had been suggested, fill a gap in human evolution.

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  11. Animals

    Junk food turns rats into addicts

    Bacon, cheesecake and Ho Hos elicit addictive behavior in rats similar to the behavior of rats addicted to heroin.

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  12. Health & Medicine

    Pigs use mirrors

    After some time to play around with a mirror, pigs figure out what to do when they glimpse a reflection of food.

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