In some cases, either eyes or an eye is completely closed ... can also cause a sudden increase in upper respiratory infections in chickens. Ensure that the chickens always get fresh air.

The U.S. Food and Drug Administration has issued another warning to consumers not to purchase certain eyedrop brands due to risk of eye infection. On Jan. 31, the FDA issued an announcement ...

Chickens and other poultry may not have any ... Watch for new respiratory symptoms as well as eye infection or redness for 10 days after the last exposure to the sick animals.