2.2. With the knowledge you gain from the university, discuss four (4) common poultry diseases. Answer in 1 paragraph

Common poultry diseases include Marek's Disease, a highly contagious viral disease causing tumors in various organs, paralysis, and immunosuppression, often managed through vaccination. Newcastle Disease is another severe viral infection affecting the respiratory, nervous, and digestive systems, leading to high mortality rates and requiring strict biosecurity and vaccination. Avian Influenza, or bird flu, is a viral respiratory disease that can range from mild to highly pathogenic, causing severe illness and death, and has zoonotic potential. Lastly, Infectious Bronchitis is a highly contagious viral respiratory disease that also significantly impacts egg production and quality in laying hens.