Lancet, the British medical journal, reports that yellow fever mosquitoes, previously unable to survive at altitudes above 1,100 yards, now live in elevated parts of South America.

Aedes aegypti (yellow fever mosquito)

In the "urban cycle," only the yellow fever mosquito Aedes aegypti is involved.

The adult yellow fever mosquitoes are also targeted.

The tests were designed to reveal information about the dispersal of yellow fever mosquitoes in an urban area.

The tests involved dispersing over 300,000 yellow fever mosquitoes from aircraft and through ground dispersal methods.

Its mosquito repellent qualities have been verified by research, including effectiveness in repelling Aedes aegypti (dengue fever mosquito).

Like the yellow fever mosquito, it belongs to the subgenus Stegomyia (Gr.

The yellow fever mosquito also lingers particularly in the inside of buildings and would have been also affected.

In other cases, where the yellow fever mosquito was repressed by the Asian tiger mosquito, for instance in Florida, this explanation does not fit.