Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Sunny's Halo - Sunny's Halo (February 11 1980 - June 3 2003) was a Thoroughbred racehorse who became only the second Canadian-bred to win the Kentucky Derby and who as of 2006 is the all-time leading sire by progeny earnings in the state of Texas. Foaled at Oshawa Ontario Sunny's Halo was owned and bred by Toronto stockbroker David J. Foster. The horse won 7 of 11 races at age two but stress fractures in both front shins ended his season earlier than planned.
Answer:
Animal