Pest Management Fact Sheet #5022 (Malacosoma disstria) and (Malacosoma americanum) James F. Dill, Pest Management Specialist Clay A. Kirby, Insect Diagnostician For information about UMaine Extension programs and resources, visit extension.umaine.edu. Find more of our publications and books at extension.umaine.edu/publications/. Description & Biology The forest tent and eastern tent caterpillars are similar in habits