7 Interesting Fly Facts

7 Interesting Fly Facts

7 Interesting Fly Facts
7 Fly Facts
Beyond being an annoyance – Flies can transmit diseases like Equine Infectious Anemia (EIA)
and Potomac Horse Fever (PHF), anthrax, hog cholera and tularemia.

Fly Fact #1:

Flies hunt by sight.
They hunt only during daylight hours.

Fly Fact #2:

Flies eyesight is limited ~ so they generally avoid very dark places and dark animals or objects ~ which appear to flies as ‘dark holes’.
Subsequently light colored horses generally suffer more from fly bites.

Fly Fact #3:

Only the female horse fly bites warm blooded mammals ~ with the intention to feed on blood.
Your best defense to seizing control is your ability to trap the female flies before they have the opportunity to bite/reproduce.

Fly Fact #4:

The horse & deer fly can suck blood for several minutes.

Fly Fact #5:

Fly sprays are generally ineffective when it comes to horse flies.
Flies are able to return within minutes of a newly insecticide sprayed area.

Fly Fact #6:

Both horse flies and deer flies deposit eggs on vegetation around moist soil and/or near water.
The larvae burrows down into the soil and feeds on organic matter.
The larvae mature into flies in mid to late Spring.

Fly Fact #7:

Adult flies are strong fliers with an ability to travel long distances from breeding sites.