Faces

When you try to recognise an unfamiliar face, you look for several things such as gender, age and race. People are very good at deciding whether a face is male or female, even when obvious clues - such as make-up and hairstyle - are missing. This judgement relies on many features, including thickness of eyebrows and how much the nose sticks out, both of which are more pronounced in men.

We are usually very good at recognising facial features. What's wrong with this one? Comstock