Asian tiger mosquito gains ground in Illinois Jun 4, 2020 8:15 am by Ananya SenNatural History Survey Share on Facebook Tweet Email Photo by James Gathany/CDC Images Researchers report that the Asian tiger mosquito, Aedes albopictus, has become more abundant across Illinois in the past three decades. Its spread is problematic, as the mosquito can transmit diseases–like chikungunya or dengue fever–to humans. Share on Facebook Tweet Email