In poultry, cyclic movement and shaking of head are disease symptoms associated with________

The disease that is associated with cyclic movement and shaking of the head in poultry is Newcastle disease. Newcastle disease is a highly contagious viral infection that affects poultry, including chickens, ducks, and turkeys. It is characterized by respiratory and nervous system symptoms, which include gasping, coughing, sneezing, nasal discharge, and twisting of the neck. Infected birds may also exhibit nervous signs, such as paralysis, tremors, and convulsions. One of the classic symptoms of Newcastle disease in poultry is the shaking of the head and a cyclic movement. This is due to the virus attacking the bird's nervous system, causing neurological symptoms. Infected birds may also exhibit other nervous signs, such as paralysis of the wings and legs, twisting of the neck, and other abnormal movements. In summary, cyclic movement and shaking of the head are disease symptoms associated with Newcastle disease in poultry. It is a highly contagious viral infection that affects the respiratory and nervous system of poultry, causing a range of symptoms, including neurological signs.