Gender-sussing of kitty

RESEARCH_cat-faces_FACES_266BWA study studies people who have, and some who have not, studied cats:

Identification of Gender In Domestic-Cat Faces With and Without Training: Perceptual Learning of a Natural Categorization Task,” Paul C. Quinn, Vanessa Palmer, and Alan M. Slater, Perception, vol. 28, no. 6, 1999, pp. 749–63. [AIR 15:4] (Thanks to investigator Morton Fisk for bringing this to our attention.) The authors, at Washington Jefferson College and at the University of Exeter report:

“The findings indicate that, with appropriate training, human observers can identify the gender of cat faces at an above-chance level.”