Crows trained to pick up cigarette butts in Sweden
Автор: Guardian News
Загружено: 2022-02-01
Просмотров: 92403
Описание:
The birds are being recruited to pick up discarded butts from the streets of a city in Sweden as part of a cost-cutting drive.
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The wild birds receive a little food for every butt they deposit in a machine designed by a startup in Södertälje. The startup's founder says the crows' health is also being studied, and that the project could lead to savings of 75% of cleaning costs.
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