crows collecting cigarettes Good birdie! This box trains to collect cigarette butts for cleaner cities Photo by Mind blowing facts

Photo by Mind blowing facts (@blowingfacts365) June 15, 2026 Swedish firm deploys crows to pick up cigarette butts Birds The Guardian In Sweden, an innovative project has demonstrated how intelligent birds can help tackle urban litter. Researchers and a startup called Corvid Cleaning trained wild crows to collect cigarette butts from the streets These birds are being recruited to pick up discarded cigarette butts from the streets and squares of a Swedish city as part of a cost cutting drive., The crows carry out the task as they receive some Corvid Cleaning developed a machine that encourages wild crows to collect litter. The birds drop cigarette butts into the slot and get food in return. No cages, no forced training the

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