WANDERING MALES ARE SMALLER THAN TERRITORIAL MALES IN THE DAMSELFLY CALOPTERYX VIRGO (L.) (ZYGOPTERA: CALOPTERYGIDAE)

In territorial Odonata, adult ?? may use two mating tactics that may be geneti-cally or environmentally determined: territoriality and non-territoriality. The non-ter -ritorial tactic has been sometimes found to include 2 additional males: sneaking and wandering. The non-territorial ??, however, often have lower reproductive success than territorial ??. Studies on various