


Study Shows Flies, Cockroaches Do Not Transmit Coronavirus
A new study finds zero evidence that flies and cockroaches can carry the virus that causes COVID-19 from one surface to another—adding to a chorus of studies finding no role among arthropods in coronavirus transmission.

New Study Pegs Yellow Fever Mosquito’s Average Flight Range at 106 Meters
A new meta-analysis indicates that the yellow fever mosquito (Aedes aegypti) travels an average distance of 106 meters in mark-release-recapture studies, a figure that could play an important role in mosquito-management efforts.

New CDC Study Details County-Level Distribution of Seven Diseases Spread by Blacklegged Ticks
As surveillance for ticks and the disease-causing germs they spread improves, so does Americans' access to knowledge about where the risk of tickborne disease is greatest. New data from the CDC offers up-to-date county-level maps of where blacklegged ticks are prevalent and where they've been found infected with any of seven different pathogens.

DNA Analysis Reveals Parasite Diversity in Black Flies
In Mississippi, black fly outbreaks have threatened poultry livestock, and a new analysis of the parasites black flies carry finds previously undescribed lineages in the genus Leucocytozoon.