Which Are characteristics of natural selection

[THIS IS A JOKE, I AM NOT A TRAINED PROFESSIONAL] A: some idiot running across the street and getting run over by a semi truck. This would weed out the... AHEM lower IQ folk and people would be like: you remember when Jerry ran across the street and got smeared on the windscreen of that semi going 80 MPH down I-95? Yeah, let’s not just run across the street and be smart. Moral of the story is don’t be a Jerry.

Transpiration is the answer