Aedes aegypti, or the "yellow fever" mosquito, is spreading in California, said health officials. Other states have reported a growing population.

FRESNO, Calif (KFSN) -- For a third straight year, the so-called Yellow Fever mosquito has been found in the Central Valley. The main concern with this mosquito is it ...

An invasive, non-native mosquito known to carry diseases and not seen in Contra Costa County in two years has been found in North Concord. The Contra Costa Mosquito and Vector Control District said it ...

Scientists warn the risk of zika, dengue and other deadly diseases spread by the "yellow fever" mosquito — nearly eradicated decades ago — are increasing because of climate change. But a new study by ...

The CDA is the point agency to safeguard the country against infectious disease threats. Read more at straitstimes.com. Read ...

CONCORD -- The yellow fever mosquito, an invasive species that bites during the day, has been confirmed in Contra Costa County, the Mosquito and Vector Control District said Friday. The district, ...

Contra Costa County will spray part of Antioch this week for invasive yellow fever mosquitoes. The county's mosquito and vector control district will go after the day-biting mosquito species, known as ...