June 7, 2007
Caterpillars fill this tree, feasting on its leaves. An outbreak of an unknown species of caterpillar has hit Routt County, with as least four tree species losing foliage as a result.
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Unknown caterpillar species spreads thick across county
Take a walk around Frank Welsh's property 10 miles south of Hayden and it won't take long to see the scale of the caterpillar infestation there.