ScienceShot: Tool-Using Crows Eat Well | Science | AAAS
Using Tools Puts Crows in a Good Mood | Inside Science
IELTS EASY DEMO - New Caledonian Crow and The Use of Tools S12T4
Unedited videos reveal the sophisticated tool-using behavior of Hawaiian crows | Ars Technica
Crows surprise researchers with advanced tool use | Research | The Guardian
Like chess players, these crows can plan several steps ahead
Crows really enjoy using tools, researchers find - ABC News
Tool Use – Barbara C. Klump
Crafty New Caledonian Crows Can Assemble Tools | Smart News| Smithsonian Magazine
To lift a crow's mood, give it a toolkit
New Caledonian crows make and use a range of tool types. The tools... | Download Scientific Diagram
Making tools gives crows a big food boost | Ars Technica
Tool use to crow about
Wild New Caledonian crows possess tool-craft talent - BBC News
Clever Crows Use Tools in New Way | WIRED
Canny crows know their tools
After Using Tools, Crows are Happier and Behave More Optimistically: 'The pleasure of accomplishment'
Inventive crows caught on camera making tools - CSMonitor.com
Compound tool construction by New Caledonian crows | Scientific Reports
Tool use comes naturally to crows
Beak or Tool | California Academy of Sciences
Tool-Making Crows Are Even Smarter Than We Thought | Nat Geo Wild - YouTube
Can Crows Make Mental Pictures of Tools? - The New York Times
New Caledonian Crows Behave Optimistically after Using Tools - ScienceDirect
Unique beak evolved with tool use in New Caledonian crow | Cornell Chronicle
