Animals

  1. Animals

    New HIV-1 group

    Scientists have identified another variant of the virus that can cause AIDS.

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  2. Life

    Bent innards give orchid its kick

    Violent pollen delivery in Catasetum flowers gets its power from temporarily deformed inner strip

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  3. Paleontology

    Fossil shows first all-American honeybee

    Nevada find contradicts long-held view of Europe and Asia as the native land of all honeybees.

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  4. Animals

    Toucan’s bill gives big chill

    Bird’s supersized bill can switch personal air conditioning on and off, new research suggests.

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  5. Health & Medicine

    Chimpanzees die from primate version of HIV

    A new study links the simian immunodeficiency virus to serious AIDS-like illness in a wild population.

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  6. Life

    Web decorating with garbage

    Spider webs adorned with decaying food remains attract more attacks, but maybe there’s a defensive trade-off at work.

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  7. Earth

    Bird deaths blamed on vitamin deficiency

    Shortage of thiamine may have been killing birds in the Baltic and possibly elsewhere for some 25 years.

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  8. Animals

    Turtles make sense after all

    The odd bodies of turtles add a wrinkle to standard land-dwelling vertebrates.

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  9. Animals

    Megafish Sleuth: No Steve Irwin

    There's no reason a scientist can't be an action hero — even if his damsels in distress have fins.

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  10. Earth

    Monster stingrays: Field notes from a global wrangler

    A megafish biologist shares what he's learning about a rare freshwater species.

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  11. Life

    Climate change shrinks sheep

    Milder winters help small, weak lambs survive but more competition for food slows growth.

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  12. Animals

    Bat face shapes sound

    An oversized appendage in Bourret’s horseshoe bats may aid in long-distance signals.

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