Please answer the following question: Mandarina luhuana -  Mandarina luhuana is an extinct species of air-breathing land snail a terrestrial pulmonate gastropod mollusk in the family Bradybaenidae. This species is endemic to Chichi-jima and Minami-jima of the Bonin Islands in Japan. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Animal