Genetic memory has kind of fallen out of favor in the anthropology communities, but there is the concept of a "lizard brain" is still pretty well-accepted. The idea is that there are things that every member of a species (specifically humans here) shouldn't have to invest any time or thought into evaluating whether or not to be afraid of it. Being chased by howling Canidae is probably one of those things.
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Date: 2013-02-17 04:57 pm (UTC)