Excellent advice, Maryl!
I love those BIG boys! They were feeding on one of my plants (not tomatoes) ... I can't remember which ones, but I remember the location. It was a potted plant. It blended right in with the plant as a curled leaf. I was removing dead or dying leaves from the plant when I grabbed ahold of the caterpillar thinking it was a leaf. Freaked me out because I was not expecting it!
But I captured it and fed it until it turned into a moth.
Here are two of them at different stages of growth:
