That looks too fat for a yellow jacket. How big is it? Can you put a ruler next to the corpse? Can you stretch the little rascal out relatively straight?
Yes, I will keep Benadryl on hand from now on.
I’d say they were about 1/2” long, but I didn’t keep any.
The one I photographed yesterday, I had dug out of the garbage. It didn’t occur to me to measure it. Of course it’s head was kind of smashed in.;-)