MUST SEE: Hikers met by thousand of butterflies on mountain - WQOW TV: Eau Claire, WI NEWS18 News, Weather, and Sports

MUST SEE: Hikers met by thousand of butterflies on mountain

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(WQOW) -- One hiker got the butterflies after hiking in Oregon's Crater Lake.

Well, he was actually surrounding by thousands of them during his visit to the national park. According to a park ranger, an influx in Tortoiseshell Butterflies happens about every five or six years, with really no explanation. 

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