Infectious coryza, an acute upper respiratory disease, represents a significant challenge to poultry health and global food production. Caused by Avibacterium paragallinarum, the disease is ...

A healthy chicken typically breathes through its closed beak. If a chicken is breathing with its beak open, it may be sick or experiencing stress, such as from heat or anxiety. Respiratory illnesses ...

Hand holding a sick blind chicken infected with infectious coryza infection on swelling eyes. Dear Dr Messo, I am a poultry farmer in Kakamega County, currently experiencing a serious challenge of the ...