Raccoons are notorious troublemakers, but a new study shows they're also very clever. Scientists used a test to see if raccoons could discern cause and effect by displacing water to access food.
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They presented a cylinder containing a floating marshmallow that was too low to grab. Out of eight raccoons, two successfully dropped stones to raise the level of the water, claiming their prize. Researchers hope the study sheds light on their behavior, and ideally lessen conflicts with people.
Read more in "Raccoons Pass Famous Intelligence Test—By Upending It."
See Raccoons Pass Famous Intelligence Test | Nat Geo Wild
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