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Can Woolly Bear Caterpillars Predict the Weather?

As the seasons shift and temperatures drop, most caterpillars in North America have already transitioned into their adult forms. However, the woolly bear caterpillars—also known as fuzzy wuzzies or woolly worms—are unique. These resilient creatures remain in their larval stage throughout the winter, enduring the cold while others have long since metamorphosed. Woolly bears are among the few caterpillars that brave the winter, and their notoriety extends beyond their fuzzy appearance. These caterpillars are widely recognized in the fall, often