About This Lesson
Ever notice how some parts are more sensitive than others? In humans, the lips are a super-sensitive part of the face. If your entire face were that sensitive, you’d have a small taste of life as an alligator.
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Ever notice how some parts are more sensitive than others? In humans, the lips are a super-sensitive part of the face. If your entire face were that sensitive, you’d have a small taste of life as an alligator.