Thank you for your reply.
No I haven't added any new birds, this is my original flock I started with several years ago. They are not crowded in and have plenty of space in the coop and run. It was a very wet and muddy fall and the run was quite wet, lots of mud and puddles. So maybe this had...
I think my chickens are sick. Some are coughing and have runny noses and one hen has bubbles coming out of her eye. My roosters crow sounds rough. What should I do, how do I treat them? Is there a natural way to treat this? Thank you for help.