Is there hardware cloth over the holes to keep out wasps, etc. or small birds? I just leave the windows open which is not ideal on windy and very cold nights.
Regardless, most of my small flock (the newer girls) refuse to go into the coop at night to sleep. Instead they roost on roosting bars in...
I bought starter feed from the Little Birdie Hatchery in Wake Forest when I bought my chicks. The feed was from a mill in or near Durham called Bull City Mill (I think). I'm sure that Mike or his son, Ben, at Little Birdie Hatchery will tell you where to get it if you are not interested in...