Medically reviewed by Jordana Haber Hazan, MD Horse flies live all across North America and are active in wooded areas and near bodies of water during warm weather months. They will bite any mammal, ...

The U.S. government is combating a potential invasion of flesh-eating New World screwworm maggots, which threaten livestock, ...

The New World screwworm fly, a flesh-eating parasite, is making a concerning comeback. Learn about the screwworm's threat to ...

Peak black fly season has passed in Michigan which is typically around mid-May through mid-June, but they continue to bite ...

A parasitic fly known as the New World Screwworm has been located 400 miles from the U.S. border causing concern in the ...

America has stopped taking animals from northern Mexico. This is because of the New World Screwworm fly. This fly is harmful ...

The move is part of the government's plans for protecting the U.S. from the New World screwworm fly, which could devastate ...

Dealing with a fly infestation at home is annoying. Orange County had one that spanned almost 100 square miles.