Naïve chimpanzees used shadows as cue to locate hidden food rewards. https://link.springer.com/article/10.1007/s10071-018-1184-0 …pic.twitter.com/ChJVn6FrFh
5:30 AM - 2 May 2018
0 replies
2 retweets
7 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.