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Absolutely fascinating! Thank you for sharing! I love crows! What a brilliant bird!

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Have a nice day. :)

Truly remarkable

Nice post...
Keep it on!!!

I think most birds/animals are far smarter then we give credit for.

Crows in my neighborhood drop pecans on our sheds metal roofs. I assume this is to help crack them as I don't find piles of pecans lying around the sheds.