14 Dec '11, 7pm

Who's scared of snakes? - Study finds fear of snakes may be genetic

Who's scared of snakes? - Study finds fear of snakes may be genetic

Lynne Isbell, an anthropologist at the University of California-Davis who wasn't involved in the study, says it reveals an "evolutionary arms race" between people and snakes. The need to see camouflaged snakes likely improved human eyesight over time, she explains, while our growing intelligence may have driven snakes to evolve more sophisticated camo. "This paper uncovers a unique and complex natural relationship that the authors effectively argue has been in existence for millions of years. I especially like it because it may help to explain the paradoxical response of humans to snakes: We are both strongly repelled by and attracted to snakes."

Full article: http://www.mnn.com/earth-matters/animals/blogs/study-huma...

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