Howard F. Schwartz, Colorado State University, Bugwood.org

Gerald Holmes, Strawberry Center, Cal Poly San Luis Obispo, Bugwood.org

Gerald Holmes, Strawberry Center, Cal Poly San Luis Obispo, Bugwood.org

Howard F. Schwartz, Colorado State University, Bugwood.org

Howard F. Schwartz, Colorado State University, Bugwood.org

Howard F. Schwartz, Colorado State University, Bugwood.org

Gerald Holmes, Strawberry Center, Cal Poly San Luis Obispo, Bugwood.org

Howard F. Schwartz, Colorado State University, Bugwood.org