Face

This IraqI girl's face display a smile, the friendliest of human facial expressions.

In anatomy the face is the front portion of an animal's face, where the mouth, nose and eyes are located.

Mammalian faces have evolved so facial muscles can display emotional messages. Dogs, for instance, giving warning snarls, accompanied by bared teeth.

Human faces are capable of numerous facial expressions, of which the friendliest is the smile.