Ovine pulmonary adenocarcinoma Ovine pulmonary adenocarcinoma Ovine pulmonary adenocarcinoma (OPA), also known as ovine pulmonary adenomatosis, or jaagsiekte, is a chronic and contagious disease of the lungs of sheep and goats. OPA is caused by a retrovirus called jaagsiekte sheep retrovirus (JSRV). The disease has a long incubation period, and therefore signs usually occur in adult animals (over 2 years of age). Clinical signs resemble a non-specific progressive pneumonia, including poor body condition and, particularly after exercise, respiratory difficulty. Unless a concurrent lung infection is present, affected sheep continue to eat. The only sign specific to OPA is a watery nasal discharge, consisting
Animal Boy used the drummer as a songwriter since original drummer Tommy Ramone, with Joey saying he wanted to make Richie feel like a part of the band, because he felt past drummers were not so much a part of the band nor any good at writing, while calling Richie a "regular Phil Collins." Johnny would later say the album needed a better production quality, commenting that the guitar moments did not sound like he had performed them. "The producer on ["Animal Boy"], Jean Beauvoir," Johnny relates, "was selected by the label, not us." For the album's front cover, the band wanted