Saw a cute little coop for sale on Craigslist. Looks like you could keep 5 to 10 chickens in it. Comes in sections that are screwed together, so you don't need a mover, just a pickup truck.
http://houston.craigslist.org/grd/1067093443.html
Kathy in Texas
http://houston.craigslist.org/grd/1067093443.html
Kathy in Texas