I got lucky and knocked one perfectly in the ear canal killing it virtually instantly with a cheap chinese spring-powered .177 pellet rifle. A few kicks while laying on it's side, then peaceful sleep. I don't believe it would have been as graceful had I not gotten lucky with an ear shot. I found the pellet inside the skull.
Looks like I interrupted someone's meal?
Here it is in the freezer
I didn't take a picture of it cooked up with the weekend prior's tree rats from the woods. But those were taken with ye old 10/22: