I've had a great time, but now I'm bad 1998.10.15

The survey, which was continued since the 1980s by the Japan Mammal Society, reveals the fact that foreign mammals imported for pets, etc., are causing serious damage to Japan ecosystems and crops. For example, there were tens of thousands and tens of thousands of mongoose from South Asia that were released to Amami Oshima in the hub extermination. These rare species have been reduced in some districts, including the Amino Crow heron and the Birds of a bird.