![New Caledonian crows' clearly profit from the care and craftsmanship they put into their tools – A new zoology thing for curious kids – 2 New Things New Caledonian crows' clearly profit from the care and craftsmanship they put into their tools – A new zoology thing for curious kids – 2 New Things](https://2newthings.com/wp-content/uploads/2018/01/01-29-18-New-Caledonian-crow-using-a-hooked-stick.png)
New Caledonian crows' clearly profit from the care and craftsmanship they put into their tools – A new zoology thing for curious kids – 2 New Things
![After Using Tools, Crows are Happier and Behave More Optimistically: 'The pleasure of accomplishment' After Using Tools, Crows are Happier and Behave More Optimistically: 'The pleasure of accomplishment'](https://www.goodnewsnetwork.org/wp-content/uploads/2021/10/crow-with-tools-Harvard-youtube-screenshot.jpg)
After Using Tools, Crows are Happier and Behave More Optimistically: 'The pleasure of accomplishment'
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