However, the creatures are obnoxiously intelligent, maybe even more than we’d like to think. Due to their enormous intelligence, they can remember faces, names, and places. For example, members of the crow family, known as the corvids, are said to be among the top smartest birds on Earth.
Some are even capable of using tools, playing tricks, teaching each other new things, and even having “funerals.” In fact, according to scientists, the crows in your neighborhood know your block better than you do.
the documentation he watched was maybe "Weekend at Burnsie's" from the simpsons?!
Rodent population exploded. No owls or hawks would stay, because of the crows. It was terrible.