I creep behind you, silent, thin,130Please respect copyright.PENANA5YFtwXvHa0
Mimicking where you have been.130Please respect copyright.PENANAlzuc8duVoZ
But turn the lights off—poof, I’m gone!130Please respect copyright.PENANALkhXfIly8Y
What am I?130Please respect copyright.PENANAGJTfdpaixG
(Answer: A shadow!)130Please respect copyright.PENANANGoFHAOsf8