Scientists gave raccoons a nine-way puzzle with one marshmallow; they kept solving it even after the food was gone
- PC: CanvaRaccoons have long been credited with outwitting latches, and a study has tested that reputation.
- University of British Columbia researchers Hannah Griebling and Dr Sarah Benson-Amram gave captive raccoons a custom puzzle box with nine entry points, grouped as easy, medium and hard.
- Each 20-minute trial held a single marshmallow; the raccoons often kept opening new mechanisms after eating it.
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- PC: CanvaRaccoons have long been credited with outwitting latches, and a study has tested that reputation.
- University of British Columbia researchers Hannah Griebling and Dr Sarah Benson-Amram gave captive raccoons a custom puzzle box with nine entry points, grouped as easy, medium and hard.
- Each 20-minute trial held a single marshmallow; the raccoons often kept opening new mechanisms after eating it.
Sources: Times of India