The "PNW Insect Management Handbook," used by OSU Extension agents around the state, states that tent caterpillars "build large silken nests in trees and shrubs." > >In town, we get the western tent caterpillar, Malacosoma californicum > >pluviale Dyar. Orange and black. If you get bluish ones, it will be > >the forest tent caterpillar, Malacosoma disstria Hubner > > My Golden Guide to Insect Pests and my Peterson Guide to Insects both say > that forest tent caterpillars don't actually make tents, so I doubt that > it's them. Jean, in Portland, OR
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