Like chess players, these crows can plan several steps ahead
New Caledonian Crows Behave Optimistically after Using Tools | Department of Organismic and Evolutionary Biology
Hawaiian crows show their tool-using smarts | Science | AAAS
A Crow That Makes Tools | BirdNote
How Crows Use Tools to Solve Problems
Crafty New Caledonian Crows Can Assemble Tools | Smart News| Smithsonian Magazine
New Caledonian Crows Keep Their Favorite Tools Safe | Inside Science
Tool Use Puts New Caledonian Crows in a Good Mood/ Curr. Biol., Aug. 1, 2019 (Vol. 29, Issue 16) - YouTube
Wild New Caledonian crows possess tool-craft talent - BBC News
Like humans, crows are more optimistic after making tools to solve a problem – Harvard Gazette
Compound tool construction by New Caledonian crows | Scientific Reports
Tool use comes naturally to crows
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
Tool bending in New Caledonian crows | Royal Society Open Science
Cameras capture never-before-seen footage of wild crows building tools - The Washington Post
Inventive crows caught on camera making tools - CSMonitor.com
Crows surprise researchers with advanced tool use | Research | The Guardian
After Using Tools, Crows are Happier and Behave More Optimistically: 'The pleasure of accomplishment'
Tool-Making Crows Are Even Smarter Than We Thought | Nat Geo Wild - YouTube
Using Tools Puts Crows in a Good Mood | Inside Science
Hawaiian crows can use sticks as tools but are nearly extinct | New Scientist
New Caledonian crows keep 'valuable' hooked tools safer than basic non-hooked tools | eLife
Hawaiian Crows Show Talent for Tool Use | Sci.News
Crafty Crows Teach Each Other How to Make Tools | The Science Explorer
