A non-biting fly species, fruit/vinegar flies are commonly found near overripe or fermenting fruits and vegetables. In addition, breads and other baked goods containing yeast are a common attractant for fruit flies. The same goes for vinegar, beer, soda and fruit juices. Larval stages are rarely seen and occur in decaying foods. Once larvae finish […]
A family that contains several species, the only Picture-Winged fly found in Colorado is Ceroxys latiusculus. Approximately the size of a house fly, these flies are typically found inside homes in early fall.
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Much like the Cluster fly, Picture-Winged flies enter structures seeking a place to over-winter; however, a majority of Picture-Winged flies do […]
Although a majority of residents are adapted to the habit of swatting flies during the summer, many are baffled at the appearance of flies in the autumn and winter months within the home. Common house flies are not typically active during this time, which leaves residents wondering where the flies are coming from. Typically, these […]
Also commonly known as moth flies or filter flies, drain flies are a common household pest. Small flies at only 1/6 to 1/5 of an inch long drain fly adults are covered in thick dark hairs and are typically dark gray to black in color. They hold their single pair of wings high above their […]
While mosquitoes are likely the best known of the biting flies, there are numerous other species that bite as well. Thankfully, in Colorado, mosquitoes are the only species known for transmitting human diseases. There are however biting flies that can transmit animal diseases. To humans, the often more important factor in fly bites is that […]
At 1/8-1/4 of an inch in length, house flies can be readily identified by the four lengthwise stripes on their thorax, directly behind their head. Adults cannot bite as their mouth parts are adapted to be utilized in a sponging method which limits them to ingesting only liquid foods. Solid foods are liquefied by regurgitating […]
Blow flies are an assorted group of flies that range in size from approximately 6 to 14 mm in length. In general, this group has a metallic sheen to the bodies in varied colors depending on the species ranging from green to orange to copper. Blow flies occur throughout the lower 48 states and many […]
Minute to tiny flies at only 1-3mm in length, biting midges can be a severe pest of humans, pets, livestock and wildlife. Known by many common names including “no-see-ums”, “punkies” and “five-O’s”, depending on the region of the country you are visiting, biting midges can be extremely annoying. Although they are not known to transmit […]
