crows collecting cigarettes In Sweden, Are Learning to Pick and Dispose of Cigarette Butts Properly Butts for nuts: can crows
Butts for nuts: can crows do our dirty work (and should they)? The Swedish startup Corvid Cleaning trains crows to help keep streets clean. The birds collect cigarette butts and other small litter in exchange for food rewards. According to the startup, this system In Sweden, a startup tested a smart but unusual idea: rewarding wild crows with food for picking up cigarette butts. The birds drop the waste into a special machine and receive a Rubbish collecting crows a star attraction at French theme park Arab News Crows trained to clean up cigarette butts on Swedish streets National
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