Pine Butterflies
View Related Episode: Open Water Swimming, Pine Butterflies, Radon
An exceedingly rare population explosion of pine butterflies fills the Malheur National Forest with a virtual snowstorm in August. The mysterious outbreak may occur for 2 or 3 years and then disappear for 3 decades. The beauty extracts a price: the butterflies, while caterpillars, ate needles off 250,000 acres of trees.
First Broadcast: 2012
Producer: Vince Patton
Videographer/Editor: Michael Bendixen
Videographer: Nicholas Fisher
Appeared in episode: Open Water Swimming, Pine Butterflies, Radon
For more information:
Forest Defoliators
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- Online: ForestPests.org
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OSU Extension 2010 Assessment
Forest Health Protection
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