http://www.kurzweilai.net/doing-business-with-a-parrot-goffin-cockatoos-trade-with-nuts-in-an-exchange-experiment Accelerating Intelligence Wed, 22 May 2013 08:27:58 +0000 hourly 1 http://wordpress.org/?v=3.4.1 http://www.kurzweilai.net/doing-business-with-a-parrot-goffin-cockatoos-trade-with-nuts-in-an-exchange-experiment/comment-page-1#comment-119373 Ralph Dratman Sat, 16 Mar 2013 00:20:03 +0000 http://www.kurzweilai.net/?p=184485#comment-119373 Probably they also have to hold food in their mouths, or certainly in the claw, to feed their offspring. Producing the next generation might also be considered an economic transaction, one of considerably longer duration. Probably they also have to hold food in their mouths, or certainly in the claw, to feed their offspring. Producing the next generation might also be considered an economic transaction, one of considerably longer duration.

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