Putting a face together.
D000818:Animals; D001522:Behavior, Animal; D002648:Child; D002675:Child, Preschool; D004193:Discrimination Learning; D005145:Face; D005260:Female; D005556:Form Perception; D006801:Humans; D007804:Language Development; D008297:Male; D002679:Pan troglodytes; D012858:Size Perception