I don't know what breed they are for sure. The roosters do look like the pic posted in Chickens in FL forum though. I've been told that they have been in this neighborhood for years now. There is also alot of hispanics and some asians that live in the immediate area. So maybe they are imported...
I have been living in a neighborhood that has free roaming chickens. I've been feeding them leftovers and whatnot for about 3mths now. They have been hanging around my duplex and the surrounding area in the early morning and late afternoon hrs. There is naturally alot of leaves and bugs around...