slothropCrows are intelligent birds and learn quickly – even from each other.In Sweden, they are used to collect cigarette butts and bring them to a machine that automatically rewards them with peanuts.
AllNewTypeFaceTIL crows can read Swedish
WhyIHateTheInternetJust the swedish ones. I held up a sign in my yard that said free peanuts and some of them came right away but when I held up a swedish sign they all completely ignored me. This was in America though, so they’re likely just uneducated.