Please answer the following question: 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. Western Pine Elfin - The Western Pine Elfin (Callophrys eryphon) is a North American butterfly that ranges from British Columbia east to Maine and south to southern California Arizona and New Mexico. Males are brown and females are orange-brown with both having bold patterned hind wings. The top of the wings have dark bars with a lighter chevron shaped margin.
A:
Animal