Swarming-insect
Guides
Plecia americana
American Lovebug
Plecia americana, commonly known as the American Lovebug, is a species of march fly in the family Bibionidae. This species is part of a genus known for conspicuous mating behavior where males and females remain conjoined in copula for extended periods, often flying together as a pair. Adults are small flies with distinctive sexual dimorphism in head morphology. The species is known from the southeastern United States, where adults emerge in seasonal swarms.