Alarma e defesa no ninho de Synoeca surinama (L) (Hymenoptera: Vespidae) ^(*)

Summary

This study concerns to the social communication of S. surinama during alarm and nest defense. Visual and pheromone responses are Incriminated as stimulants of excitation and attack, and are related to the factors necessary to produce general alarm in the nest, as are: rate of wings vibration of nest guards and blows to the involucre.