Search Results for: Crows

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537 results

537 results for: Crows

  1. Animals

    Peacocks sometimes fake mating hoots

    Peacocks may have learned a benefit of deception by sounding their copulation calls even when no peahens are in sight.

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  2. Animals

    Elephants can tell men’s voices from women’s

    Amboseli elephants may pick out age and gender — and even distinguish between languages — when listening to human voices.

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  3. Humans

    Clovis baby’s genome unveils Native American ancestry

    DNA from skeleton shows all tribes come from a single population.

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  4. Science & Society

    Feedback

    Readers respond to our stories 'Distracted Driving' and 'Ratio of a good life exposed as ‘nonsense’'

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  5. Animals

    A Different Kind of Smart

    Animals’ cognitive shortcomings are as revealing as their genius.

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  6. Animals

    Birds know road speed limits

    Crows, house sparrows and other species judge when to flee the asphalt by average traffic rates rather than an oncoming car's speed.

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  7. Gifts of the Crow: How Perception, Emotion, and Thought Allow Smart Birds to Behave Like Humans by John Marzluff and Tony Angell

    Tales of crows’ amazing feats are complemented by original artwork in this look at the birds’ intelligence. Free Press, 2012, 289 p., $25

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  8. Earth

    The long and winding Colorado

    The history of the West’s iconic river is written in the dramatic landscapes it has shaped. How to interpret that chronicle has become a contentious issue among geologists.

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  9. Life

    As Brood II emerges, questions remain about cicada cycles

    The how and why of years lived underground are among the unsolved mysteries about the loud, obvious insects.

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  10. Animals

    Cicadas’ odd life cycle poses evolutionary conundrums

    Scientists are getting an idea about the odd family tree of periodical cicadas, how the insects synchronize their life cycles and why they breed side-by-side with others unsuitable for mating.

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  11. Letters

    Lumpy lunar illusion Are you folks aware of a phenomenon based on the universal expectation that objects are illuminated by light coming from above? Several startling optical illusions are based on this quirk of the mind. For example, the sharp moon map in “Orbiter delivers sharp moon map” (SN: 7/30/11, p. 12) makes the moon […]

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  12. The Sopranos with feathers

    Stories from a day of bird searching.

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