Play is not unique to human beings – or even to mammals. Exhibit 163: Crow on a seesaw. https://t.co/nSWcndCYko pic.twitter.com/dRWp7hyIYq— Steve Stewart-Williams (@SteveStuWill) July 13, 2020
Play is not unique to human beings – or even to mammals. Exhibit 163: Crow on a seesaw. https://t.co/nSWcndCYko pic.twitter.com/dRWp7hyIYq
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