Sory I confused

.
1* What snake has the two little light dots on the top of the head, "Western ribbon snake''
2* And I have a ''Western ribbon snake'' whit my snake have the two little light.
Is True or False
My enclourse

Is a 13''x 8''x 6''(Large,Wide,Tall)
I am tink change whit a 20g or more galons acuarium.
PLEASE POST YOURS ENCLOUSERS TO GIVE ME IDEAS.And make hapy my snake!
I need ideas!