Pacheco's disease Pacheco's disease Pacheco's disease is an acute and often lethal infectious disease in psittacine birds. The disease is caused by a species of herpesvirus, Psittacid alphaherpesvirus 1 (PsHV-1), which consists of four genotypes. Birds which do not succumb to Pacheco's disease after infection with the virus become asymptomatic carriers that act as reservoirs of the infection. These persistently infected birds, often Macaws, Amazon parrots and some species of conures, shed the virus in feces and in respiratory and oral secretions. Outbreaks can occur when stress causes healthy birds who carry the virus to shed it. Birds generally become infected after
Cold Contagious Cold Contagious "Cold Contagious" is the fourth and final single from the band Bush's second studio album, "Razorblade Suitcase" (1996). Along with "Bonedriven", "Cold Contagious" is the only Bush single from 1994-1999 not to be included on the band's 2005 greatest hits compilation, "". "Cold Contagious" features a sharp distorted sound and a heavy, dark drumbeat. The lyrics seem to be about a relationship breaking up, accompanied by a desire for revenge. "Cold Contagious" is unusually long among Bush songs—at about six minutes, it is the longest track Bush ever released, except for the song "Distant Voices," also on "Razorblade