Every year, the local newspaper and television in Urbania, Italy, publish a strange weather forecast based on onion wedges. And it's not the only unusual old-school way to predict the weather. The legend goes that you can determine how harsh the next winter will be by looking at the woolly bear caterpillar's color pattern. Have you ever heard of the saying: when ladybugs swarm, expect a day that’s warm? This is actually true.

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