Animals

  1. Animals

    Hormone still rules no-tadpole frogs

    Coqui frogs may skip the tadpole stage, but within the egg, they undergo a metamorphosis ruled by thyroid hormone.

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  2. Animals

    New frog-killing disease may not be so new

    The skin disease that savaged amphibians in remote wildernesses in the 1990s has been linked to outbreaks in the 1970s.

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  3. Animals

    Flight puts the fight back into crickets

    Researchers are just discovering what gamblers in China have known for centuries—flying can make a losing cricket fight again.

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  4. Animals

    When Ants Squeak

    In the past 20 years, researchers studying sound communication in ants have discovered a sort of ant-ernet, zinging with messages about lost relatives, great food, free rides for hitchhikers, caterpillars in search of ant partners, and impending doom.

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  5. Animals

    Bees log flight distances, train with maps

    After decades of work, scientists crack two problems of how bees navigate: reading bee odometers and mapping training flights.

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  6. Animals

    Why don’t racing horses fry their brains?

    Lumpy sacs bulging out of a horse's auditory tubes may solve the mystery of how such an athletic animal keeps its brain from overheating during exercise.

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  7. Animals

    Redder is healthier in squawking birds

    When barn swallow nestlings open wide for food, their parents may be looking for the healthiest throats.

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  8. Animals

    Butterfly ears suggest a bat influence

    Researchers have found the first bat-detecting ear in a butterfly and suggest that the threat of bats triggered the evolution of some moths into butterflies.

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  9. Animals

    Who’s on first with hummingbird bills

    A survey of 166 hummingbird species links sex differences in bill length to sex differences in plumage and to breeding behavior.

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  10. Animals

    Male bats primp daily for odor display

    For the first time, scientists have described the daily routine of male sac-winged bats gathering to freshen the odor pouches on their wings.

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  11. Animals

    Nature Ramblings: A Poor Weather Prophet

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