If the dogs ever do kill 1 place the dead bird on its collar. Till it rotten .the dog will never do it agin.my large dogs learned too live close quarter. With ducks.chicken. and a potbelly pig .the dogs started protecting the chicken as if they were sheep in a Hurd
Cement pipes that they can walk into bt also a water drip onto the pipe.it will make cool air inside .i did it onces for a dog.place a few. Gal bottles. On top with a pin hole in the bottles .as it. Drys it will drop the temp as much as 20 deg..it has too be a tube also makes its own air flow