Meanwhile, men were consistently more likely to have grey hair, use an upward facing camera angle (potentially to make themselves look taller and broader-chested), flex their muscles and use an outdoor setting. Men seeking long-term relationships were more likely than any other group to wear eyeglasses, especially compared to those seeking an intimate connection. People seeking short-term, primarily sexual relationships rarely included other individuals in their photos, compared to those looking for dates or long-term relationships.