http://www.youtube.com/watch?v=vZ-i92ov5O8&feature=related
I saw this a couple years ago, and it was truly mindblowing.
“Feathered Ape’..Feathered Mammals”
Check it out for a few minutes.
After seeing this you will never, ever, deal with crows in the same way again.
It’s a great planet.
.