Experimental evidence that female rhesus macaques (Macaca mulatta) perceive variation in male facial masculinity
K. A. Rosenfield, S. Semple, A. V. Georgiev, D. Maestripieri, J. P. Higham, C. Dubuc
This study shows female rhesus macaques spend more time looking at more masculine male faces in controlled experiments, suggesting they can perceive facial masculinity.
bioRxiv · Aug 26, 2018Animal Behavior & Cognition