Which of the following diseases do not cause damage to poultry industry?
Marek's disease is a herpes virus infection affecting chickens.
Birdflu is caused by the avian influenza virus.
Anthrax is a highly contagious fatal disease affecting grazing animals. This disease can completely wipe-out farms in case of an outbreak. Birds are usually resistant to it because of their high body temperature.
Newcastle disease is caused by the Newcastle disease virus (NVD) which causes acute respiratory diseases in birds.