Crows solve Aesop's-fable puzzle as well as an average 7-year-old - The Washington Post
Axel's Birds - The crow was given a task he solved and thus proved to be the most intelligent bird in the world? | Facebook
What Puzzle-Solving Crows Can Teach Us About Animal Intelligence
Scientists investigate why crows are so playful | Ars Technica
Viral Video: Intelligent Crow Solves Shape Puzzle to Get Treats. Watch Adorable Clip
That Gave Me Goosebumps': Watch '007' the Crow Effortlessly Solve an 8-Step, Complex Puzzle | Goosebumps, Crow, Solving
Clever crows reveal 'window into the mind' - BBC News
The Crow Continues to Astound Us -
Ravens and crows are officially Earth's 'smartest birds': Here's proof - Education Today News
Crows Solve Puzzles Inspired by Aesop's Fables | Live Science
Watch This Extremely Intelligent Crow Solve A Complex Problem In Under Two Minutes
Crows solve Aesop's puzzle
Watch A Genius Crow Solve 8 Complex Puzzles In Perfect Order
Testing if playing with toys helps crows and parrots invent tools to solve puzzles – A new zoology thing for curious kids – 2 New Things
Parrots and crows solve same puzzle differently | Earth | EarthSky
This 'smart' raven knows how to solve puzzles, he shows it by succeeding in this toy game
Clever crows reveal 'window into the mind' - BBC News
Clever Crow Knows Exactly How To Solve Different Puzzles To Get Food
Crows can solve a tricky puzzle box by planning ahead and using tools | New Scientist
Why Do Crows Copulate with Corpses? | Live Science
Parrots and crows solve same puzzle differently | Earth | EarthSky
