Examine animal communication from a multidisciplinary perspective, with emphasis on quantitative analysis, sensory processing, and evolution of signals. Three lecture hours and three laboratory hours a week for one semester, with computer laboratory hours as required. Biology 438L and Integrative Biology 438L may not both be counted. Prerequisite: Biology 325 or 325H with a grade of at least C-, and Integrative Biology 359K (or Biology 359K) or 370 (or Biology 370) with a grade of at least C-.