Glandular Pyrazine Emission by a Tropical Katydid: An Example of Chemical Aposematism? (Orthoptera: Tettigoniidae: Copiphorinae: Vestria Stål)

Abstract
The Peruvian Crayola® katydid, Vestria undescribed species, responds to disturbance by everting a small odoriferous gland from near the tip of its abdomen. Thre...