“…-704-social interactions with young women (Roney, Lukaszewski, and Simmons, 2007;Roney, Mahler, and Maestripieri, 2003;Roney, Simmons, and Lukaszewski, 2010;van der Meij, Buunk, van de Sande, and Salvador, 2008). Chemosensory stimuli such as female urine or vaginal secretions are sufficient to trigger these testosterone increases in many nonhuman species (e.g., Cerda-Molina, et al, 2006;James, Nyby, and Saviolakis, 2006;Macrides, Bartke, Fernandez, and D'Angelo, 1974;Ziegler, Schultz-Darken, Scott, Snowdon, and Ferris, 2005), which at least raises the possibility of similar chemical communication in humans.…”