The Ascension Night Heron (Nycticorax olsoni) is an extinct Night heron species from the genus Nycticorax endemic to the South Atlantic island of Ascension. It is predominantly known from the bone fragments of six specimens found in guano deposits and caves on Ascension Island and described by Philip Ashmole Kenneth Edwin Laurence Ryder Simmons and William Richmond Postle Bourne in 2003.The Ascension Night Heron disappeared in the 16th century. Its scientific name commedorates Storrs L. 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

The Western Fells are a group of hills in the English Lake District. Centred on Great Gable they occupy a triangular area between Buttermere and Wasdale. The Western Fells are characterised by high ridges and an abundance of naked rock. 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 University of Defence (Czech: Univerzita obrany UO) is an institution of higher education of the Czech Armed Forces located in Brno and Hradec Králové. The university is responsible for education of military professionals and experts engaged in national security. 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?
Educational Institution

Sun and Steel is the sixth and final album released by Iron Butterfly in 1975. It explores a wider variety of styles than any other Iron Butterfly album yet always remains within the contemporary conventions of hard rock aside from a foray into progressive rock on I'm Right I'm Wrong. 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?
Album