Here's my introduction to cultural evolution and defense of its existence as a phenomenonhttp://theviewfromhellyes.wordpress.com/2014/11/22/why-cultural-evolution-is-real-and-what-it-is/ …
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Replying to @sarahdoingthing
@sarahdoingthing I happened on this a few days ago...the tetromino shape as an "attractor" for non-humans! (baboons) http://rspb.royalsocietypublishing.org/content/281/1797/20141541.full …1 reply 2 retweets 3 likes
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