Hit the youtube page for more info. I dislike posting links, mainly come here to see if any customers need help and when I see someone struggling with vermin I'll add my two cents worth.
We have a feeder modified to defeat squirrels but you need normal size chickens, Rhode Island Red size or larger, because the door has beefed up springs. No single squirrel is going to be able to push the door open and were that to happen the feeder makes one heck of a squirrel trap. So if...