Human mandible shrank a bit the last millenia, probably thanks to the rise of agricolture and easily chewable food, but that left less space for teeth to grow properly

The spider in the corner when they see you destroying their home

Good luck reaching for the keyboard

Who are you, who are so wise in the ways of common sense?

They would have to cut an extremity in three pieces, slide them inside the other puzzle piece, and glue everything up