Pan in the mirror: Just 1/3 of chimpanzees self-recognized in a new trial. Ergo it's no species-wide achievement.http://onlinelibrary.wiley.com/doi/10.1111/gbb.12291/abstract …
@DegenRolf Besides, there are levels of mirror self-reco, with no animal reaching the deepest, most scary one: https://plus.google.com/101046916407340625977/posts/crgCSgXhCxn …
7:23 AM - 6 Apr 2016
from Berlin, Germany
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