The adult Blue Blow Flies have a dull-colored thorax and a shiny metallic blue-green abdomen. They are about 5/16” long. The head is grey with large red eyes, black sides, and reddish beard. The thorax is dark grey. The legs are dark grey... Learn More
Tabanidae include both Deer Flies and Horse Flies. Deer Flies are smaller than Horse Flies (1/2” long). Their wings are tinted smoky brown or have dark patterns. Their thorax is greenish-yellow with dark stripes. The eyes touch each other on... Learn More
There are many kinds of Dung Flies but the most striking is the yellow Dung Fly. This bright yellow, hairy fly is about 3/8” in length. It has dark bristles on long slender legs.Dung Flies breed in cow, horse, pig, and sheep dung. The larvae... Learn More
Adult Flesh Flies are greyish with 3 black stripes running the length of the top surface of the thorax (just behind the head). They have a light and dark checkerboard pattern on the abdomen and are about ½” long. Flesh Flies are similar to Blow Flies... Learn More
Adult Horn Flies are slender, 3/16” long and are about 1/2 the size of a typical House Fly. They are charcoal gray in color, with 2 dark stripes on the thorax, and a few diffuse spots on the top of the abdomen. They have an extended, piercing proboscis... Learn More
Floodwater Mosquitoes have pointed abdomens, Semi-Permanent Mosquitoes have rounded ones. Mosquitoes are an annoyances for many and a little “skeeter” savvy can go a long way to reducing the problem on your property. Like pest flies... Learn More
Stable Flies resemble House Flies with their dull appearance and their 4 dark stripes on the upper body. These flies are 3/16”-5/16” long. The abdomen has dark spots. “Checkerboard” markings are obvious on the topside of the abdomen... Learn More
Most horses in the U.S. are infested with one to three different species of Bot Flies sometime during the year. Bots may damage horses directly and indirectly, the adults resemble a honey bee and may cause some horses to... Learn More
Cluster Flies closely resemble House Flies, but they are usually larger (3/8"-1/2") and have a yellowish sheen on the thorax. With a mostly black body, their thoracic hairs are short, curly, and yellow to golden. They have tufts of crinkly yellow... Learn More
House Flies are 3/16”-5/16” in length and black with 4 dark stripes on the thorax. The abdomen is greyish or yellowish at the sides and has a dark stripe down the middle. These flies have fleshy sponging mouthparts and do not bite. The eyes are... Learn More
Dr. Bill ClymerFort Dodge Animal Health, Dr. Roy EllisPrairie Pest Management, Dr. Kevin FloateAgriculture and Agri-Food Canada, Dr. Robert M. Miller, DVM, Dr. William QuarlesBio-Integral Resource Center. All illustrations 2006 Dr. Roy Ellis.
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