Advances in the Study of Behavior, Volume 54 highlights new advances in the field, with this new volume presenting interesting chapters on Mobbing in animals: a thorough review and proposed future directions, Learned components of courtship: a focus on gestures, choreographies and construction abilities, Sexual selection in the true bugs, and Brain-behavior relationships of cognition in vertebrates: lessons from amphibians, Pre-Copulatory and Copulatory Courtship in Male-Dimorphic Arthropods.