The Buchanan River is a river in the Wheatbelt region of Western Australia. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Natural Place

The Chatham Pigeon Chatham Island Pigeon or Parea (from Moriori) (Hemiphaga chathamensis) is a bird endemic to the Chatham Islands in New Zealand. Growing to 800g in weight and 55 cm in length the Chatham Pigeon is a relative of the Kererū or New Zealand Pigeon (Hemiphaga novaeseelandiae). While not rated by IUCN (who still consider it a subspecies of the Kererū) it is considered critically threatened in New Zealand. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Animal

Wydawnictwo MON (Publishing House of Ministry of National Defense) was a Polish publishing house. It released books related to military subjects such as memoirs of veterans or descriptions of famous battles. The books of the publishing house are characterized by large amount of socialist propaganda and therefore should not be treated as a completely objective source.[citation needed] Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Company