Newcastle disease is lengthier, one to two weeks, before the chicken can die.
From the voanews.com
Newcastle disease virus kills chickens, but does not harm humans.
From the sciencedaily.com
Newcastle disease is considered one of the most serious infectious diseases of birds, inflicting commercial and wild flocks alike.
From the nature.com
Newcastle disease vaccinations typically are sprayed into chicken coops or added to the birds'drinking water, quick and inexpensive methods of inoculation.
From the voanews.com
Newcastle disease virus affects domestic and wild bird species, especially chickens, and is one of the most economically important viruses to the poultry industry.
From the sciencedaily.com
Newcastle disease, which causes pneumonia and inflammation of the brain, frequently rips through chicken farms in the Middle East, Europe and North America, often killing every bird.