Scientists studied this to help make cows milk better for people. Researchers in England devised incredibly complex devices to test the intelligence of all types of birds. Pigeons came out on top. Unfortunately, Arizona is one of only 4 states that allow the dove of love and peace to be trapped and shot for fun and profit. Paul Mitchell, Dove soap, Dove Bars, Dove chocolate, the Bank of America, VISA credit cards, and many other companies adorn their products with the image of the pigeon.
Pigeons are dinosaurs.
So, cast your gaze upward. You might just see the dinosaurs flying.