A pilot program in Sweden trained wild crows to drop cigarette butts into a machine in exchange for food. Run by startup Corvid Cleaning, it aimed to cut litter clean-up costs by up to 75%, but hasn’t moved beyond the 2022 pilot stage
Source • Posted on 2025/09/06 • Report as duplicate • Report
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For the first time a German study shows rats catching bats from midair. The study showed rats hunting in total darkness, using whiskers to feel air currents from bat wings. This may be a reason why potentially bat pathogens like coronaviruses and paramyxoviruses are spilling over to rodents.