How we got like this #1

How we got like this
#1 in a series on our intelligent design

Scene: Earth-life designer studios, six billion years ago:

Designer A: You know, that facial hair looks pretty good on men. We should add a little bit more, right above the mouth, though, don't you think? Round it out?

Designer B: Yeah, that looks good. Done.

Designer C: Wait! Isn't that right under where we put the excess mucus exit ports?

Designers A & B: [giggling] Yeah. Your point?