Croakers

Walking in from the car with my camera in hand, I pass by the mail room on the way every time. This time I glanced in and something caught my eye on the door frame. I thought it was a giant cicada but when I went in for a closer look, this is what I found:
I walked in to the tiny room for a better look when I found these:
4 in total, each cuter than the last. I wanted to keep each and every one of them!