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. Coquillettidia perturbans -  Coquillettidia perturbans is a species of mosquito that have been documented in Africa Asia Australia Europe North America and South America. This mosquito is a known as a vector of West Nile virus and Eastern equine encephalomyelitis. The geographic range of Cq. perturbans is increasing due to the growing extensity of the feeding area and disease transmission of this species. They are known to exist throughout the United States mainly with a southern distribution and are mammalophilic.
A:
Animal