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The key to a nut

19:00 EST 7 Nov 2017 | AAAS

(University of Vienna) Cognitive biologists from the University of Vienna and the University of Veterinary Medicine Vienna tested Goffin cockatoos in a tool use task, requiring the birds to move objects in relation to a surface. The parrots were not only able to select the correct key but also required fewer placement attempts to align simple shapes than primates in a similar study.

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