Hormone Influences Male Songbirds’ Song Choice

Article title: Regulation of vocal precision by noradrenergic modulation of a motor nucleus

Authors: Zachary P. Sheldon, Christina B. Castelino, Christopher M. Glaze, Steve P. Bibu, Elvina Yau, Marc F. Schmidt

From the authors: “We show in the songbird that [norepinephrine] can act directly on a cortical motor area and cause a switch between exploratory and exploitative behavior.”

This study is highlighted as one of September’s “best of the best” as part of the American Physiological Society’s APSselect program.