Do Women's Faces Change Color Over the Menstrual Cycle?, by Dr. Robert Burriss

It’s not difficult to tell when a female chimpanzee is in heat. As she nears ovulation — the point in her cycle when she’s most fertile — her bottom swells up like a balloon and turns bright pink…

Do Women's Faces Change Color Over the Menstrual Cycle?, by Dr. Robert Burriss

Degree of preference for female voices in different periods of the

Duke Ellington - Wikipedia

Cells, Free Full-Text

PDF) Stability of women's facial shape throughout the menstrual cycle

PDF) The myth of hidden ovulation: Shape and texture changes in the face during the menstrual cycle

Obituaries : Fox & Weeks

Changes in Women's Facial Skin Color over the Ovulatory Cycle are Not Detectable by the Human Visual System

PDF) Do women's preferences for men's facial hair change with reproductive status?