2019 年 7 巻 1 号 p. 33-40
Mt. Hayachine, which is the famous mountain of Iwate, has had reported sightings of the Rock Ptarmigan Lagopus muta since ancient times, but there was never any evidence to support it. However, in a school collection in Ehime Prefecture, a stuffed specimen suspected of being a Rock Ptarmigan from Mt. Hayachine in Iwate Prefecture was analyzed, and the authenticity of the production area was examined.