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After Using Tools, Crows are Happier and Behave More Optimistically: ‘The pleasure of accomplishment’

Harvard researchers found that crows behaved more optimistically after using tools– probably from emotions like pleasure of accomplishment.

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Dads Join Forces To Bring Safety To Violent School — And It's Working

Where the Cool Kids Are: Meet 5 Upstart Galleries Whose Artists and Dealers Hustle, Feast, and Party Together | Artnet N