Retweeted Rolf Degen (@DegenRolf):
Contrary to earlier suggestions, great apes, especially if raised by humans, point at objects in order to inform others, but dogs seem to be better at comprehending pointing. http://psycnet.apa.org/record/2018-30923-001 https://t.co/jJ3TdjTkwH
Source date (UTC): 2018-07-14 14:22:04 UTC
Original post: https://twitter.com/i/web/status/1018138564033437696
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