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Scientists will release 750 million genetically modified mosquitoes into the
. This is to reduce the
of insects that have diseases like Zika virus and
fever. It will start next year in the Florida Keys - a long chain of
islands stretching
of Florida. The modified mosquitoes are all
. They carry a protein that will kill young females before they reach biting
. Only female mosquitoes feed on our
and bite us. Males only feed on
from flowers. Scientists hope the
of disease-carrying mosquitoes in the area will fall.
