I've had quite a few kinds since migration started. The Black-chinned I know better, because a few stay over summer to nest. I think I've seen the Ruby-throated kind like you have in TN, but of course, I'm not good at ID's. The problem is that Texas just has so many kinds of hummers passing through. One of my visitors.
I would feel more optimistic about a bright future for man if he spent less time proving that he can outwit Nature and more time tasting her sweetness and respecting her seniority. E. B.White
Integrity can never be taken. It can only be given, and I wasn't going to give it up to these people. Gary Mowad