While many have a not so high opinion of the Tent Caterpillar – they can defoliate trees and make a mess of people’s patios, it does have environmental positives. Jim Macaluso sent this photo of a Baltimore Oriole at DeKorte  feasting on the fuzzy critters. Jim writes: I know that everyone hates the dreaded Tent Caterpillar, but most people don’t realize they are an important food source for newly arriving migratory birds.