Yale researchers have identified two separate invasions in California of Aedes aegypti — known colloquially as “the yellow fever mosquito” because it can carry yellow fever, dengue fever, chikungunya, ...

Californians are being warned to watch their backs, dry out their backyard, and arm themselves with insect repellent. As the weather warms and the region dries from recent heavy rains, pests are ...

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, ...

KINSHASA, Democratic Republic of the Congo—In the doorway of a one-room yellow fever ward in downtown Kinshasa, a toddler named Julia is slung over her mother’s shoulder. Moments later a nurse directs ...

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 ...

Kenya has confirmed Yellow Fever outbreak in Isiolo's Merti and Garbatulla sub-counties. The first case was detected on January 12, 2022, according to the acting Director-General for Health, Dr ...

Yellow fever (also called yellow jack, black vomit, or sometimes American Plague) is an acute viral disease. It is still an important cause of hemorrhagic illness in several African and South American ...