a Departments of Integrative Biology and Physiology & Ecology and Evolutionary Biology, Laboratory of Neuroendocrinology, Brain Research Institute, University of California, Los Angeles, CA 90095, USA b Neuroscience Institute, Georgia State University, Atlanta, GA 30303, USA c Center for Neuroendocrinology, University of Massachusetts, Amherst, MA 01003, USA d Department of Biomedical Sciences,...