I've read on-line that most of the repellents (mothballs, sulfur, ultrasonic devices, etc.) do not work at all. These are reptiles, not moths. The best repellent seems to be a physical barrier, such as a fence.
Try lining the inside of the chicken coop with 1/4" hardware cloth (sometimes called rat wire).
Kill It
The name of a chicken's house is the chicken coop.
HenHouse, Hen Coop, Chicken House and coop
A chicken coop.
The habitat of a chicken is called a coop. A coop is just a place the chickens can go at night to roost. It should be sheltered from the rain and winds. It also should contain nesting boxes where the hens can lay eggs. Safety from predators is also a reason to build a coop.
Chickens live in a chicken coop which is a coop.
coop
YOU, don't build the chicken coop. Just Call Gots and Order a Chicken Coop.
It is a shed-like building to raise and keep your chickens, in the coop, chicken can run a little bit. An ideal chicken coop has bedding, nest boxes, litter, feeder, wired fence & floor, sturdy wall and roof, good ventilation system and easy to clean.
A portable chicken coop may be used to keep a small flock of chickens safe. it can be moved around to different places according to needs and you wouldn't have to commit to a stationary chicken coop.
The Fox in the Chicken Coop was created in 1978.