Ovine pulmonary adenocarcinoma as an animal model for human lung cancer, because OPA is histologically similar to human adenocarcinoma in situ of the lung. Dolly the sheep, the first mammal successfully cloned from an adult somatic cell, was euthanized after it was confirmed that she had OPA. 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
Animal cafe style at the cafe. Some visitors of animal cafe in Japan express their concerns for the safety and welfare of the birds. They argue that there is a natural daily routine for birds but this animal cafe does not care about it. Japanese animal rights activists also argue that bird cafes abuse birds as the entertainment of humans and birds meant to fly in the sky rather than staying in the building.As a result, Japanese government had made much stricter Animal Protection Law which strengths the new rules and restricts trading hours of animal cafe in order to release controversies.