crow cigarette cleaning Clever Crows Are Now Picking Up Butts — And Quietly Saving Millions in Costs A Swedish company called Corvid

A Swedish company called Corvid Cleaning is training wild crows in the city of Sdertlje to collect cigarette butts in exchange for food rewards. The project uses a specially designed machine that The Swedish startup "Corvid Cleaning," based in Sdertlje, developed a smart device to train wild crowsspecifically New Caledonian crows, known for their intelligenceto collect litter, especially cigarette butts, in exchange for food A Swedish company has been training crows to pick up cigarette butts in an effort to reduce the cost of cleaning litter off the streets in Sdertlje, near Stockholm., Corvid Cleaning has developed a Did You Know? In Sweden, clever crows learned to exchange discarded butts for food. In 2022, a startup called Corvid Cleaning tested the unusual idea in Sdertlje, a city near Stockholm.

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