'Students especially should know this is the "black hole" in the center of the eye's iris'
Pupil
BODY LANGUAGE: Students especially should know this is the black hole in the center of the eyes iris
Students especially should know this is the "black hole" in the center of the eye's iris
Students especially should know this is the "black hole" in the center of the eye's iris
BODY LANGUAGE
Pupil
BODY LANGUAGE