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Fear of Snakes May Have Driven Pre-Human Evolution

Krishna Dagli writes "An evolutionary arms race between early snakes and mammals triggered the development of improved vision and large brains in primates, a radical new theory suggests. The idea, proposed by Lynne Isbell, an anthropologist at the University of California, Davis, suggests that snakes and primates share a long and intimate history, one that forced both groups to evolve new strategies as each attempted to gain the upper hand. Early primates developed a better eye for color, detail and movement and the ability to see in three dimensions — traits that are important for detecting threats at close range. Humans are descended from those same primates. "

7 of 553 comments (clear)

  1. This only highlights mankind's TRUE FEAR by Anonymous Coward · · Score: 5, Funny

    Snakes...ON A PLANE

    1. Re:This only highlights mankind's TRUE FEAR by Bazman · · Score: 5, Funny

      If this was in african savannah country it could be snakes on a plain.

  2. Finallly by LiquidCoooled · · Score: 5, Funny

    Humans are descended from those same primates.
    And lawyers/politicians/managers are descended from snakes.

    At least its an explanation of the uneasy feeling I get when I see Darl Mcbride.

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    liqbase :: faster than paper
  3. Re:How to become a popular scientist by October_30th · · Score: 5, Funny

    As a scientist I am intrigued by this "profit" thing. Please tell me more.

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    The owls are not what they seem
  4. How exactly... by bunbuntheminilop · · Score: 5, Funny

    ...a snake participates in an arms race, I'll never know.

  5. Re: I knew that already... by Belgarion89 · · Score: 5, Funny

    Dude, they were hardly innocent. They ran around outside butt naked for crying out loud!

  6. Re:I knew that already... by operagost · · Score: 5, Funny
    Use the phrase "bible-thumpers" in your post on a scientific topic and you're sure to be modded up insightful!

    Scientist 1: How'd you like my paper on "Impact of herpetological influence on anthropological evolution?"
    Scientist 2: Bad news, dude! The "bible-thumpers" have glommed off your hypothesis! Something in Genesis about chicks stomping on snakes. Sounds fetishy. Anyway, we can't afford to lend these cretins any legitimacy. You'll have to think of something else.
    Scientist 1: Crap! Back to the drawing board. How about 'gators? They're hella scary!

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