BITING FLIES

This species is native to Asia but was introduced into Hawaii in the late 1900’s and was found in the continental U.S. in Texas in 1985. It now is found in at least 26 states and as far north as Minnesota and Pennsylvania, south to Florida, and west to West Texas. It also is now found in South America, Mexico, and the Caribbean, in Africa and Europe, and in Australia and several major islands of the South Pacific. It’s spread has been tied in some cases to the movement of automobile tires and the larvae living in water in these tires.

These are native insects in North America.

At least 255 species of these native insects occur in North America.

A number of species are native to North America.

These are native flies in North America and are common throughout the continent.

A number of native species occur in North America, particularly in the more humid states where the moist conditions the larvae need are available year-round.

These may be native species in North America.

Approximately 16 species in North America, most considered native to the continent.

This species is found throughout North America and Europe.

This species is found throughout the world in tropical regions, its true origin not well known.