Horse flies live all across North America and are active in wooded areas and near bodies of water. Female horse flies bite and feed on blood, unlike males, who feed on pollen and nectar. You can treat ...

Be on the lookout for an especially nasty and tenacious biting insect pest – the horse fly – as it hunts for its next blood meal. Sonja Swiger, Texas A&M AgriLife Extension Service entomologist in the ...