Why Do Horse Flies Bite?

A horsefly bite is often huge, persistent, and painful, and it’s an experience you won’t soon forget. Furthermore, they are particularly visible during the summer months or during heat waves.

However, it’s possible that the flies aren’t out for blood in some circumstances, but rather that more people are outside during the summer.

As a result, the weather, as well as elements such as loose clothing that exposes the skin, will enhance the likelihood of being bitten by flies. It’s also important to remember that animals like dogs are susceptible to such problems.

Why Do Horse Flies Bite?

Horse Fly close-up

Please keep in mind that not all horseflies bite. Only female flies have the ability to break the skin and feed on blood.

Blood is an important element of their food, hence they do this. To aid in the production of eggs, females require a high-protein diet.

Males, on the other hand, do not produce eggs and so do not require such a diet.

A housefly penetrates the skin in a different way than a mosquito would. They have a pair of powerful mandibles that may pierce the skin and reach the blood beneath it. They also have an anticoagulant in their saliva, which prevents blood from clotting.

When insects, such as mosquitos, consume blood, they generate an anesthetic. Horseflies, on the other hand, don’t, which is one of the reasons for the excruciating pain that comes with their bite.

The flies like to feed on animals, especially dogs, which can cause a variety of problems. Horseflies can leave long-lasting wounds since dogs frequently attack the affected area.

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How to Avoid Getting Bitten by a Horsefly

It may be advantageous for you to be able to avoid these insects by taking the necessary precautions. Furthermore, there are numerous and simple methods for preventing such an issue. They are as follows:

Cover up — one of the greatest ways to avoid being bitten by a fly like this is to cover all bare skin regions. While this strategy isn’t 100 percent successful, it’s a great way to keep these bugs from biting you. Consider wearing thin garments if the weather is too hot to cover yourself.

Use an insect repellent — an insect repellant will help keep the horsefly from landing on your skin. However, when it comes to selecting the best one for your requirements, exercise caution. The primary reason for this is that some insect repellents might cause skin discomfort.

TIP! Horseflies thrive in areas where there are a lot of animals and a water source, such as a swamp.


What Is a Horsefly and How Can I Tell If It’s a Horsefly?

The easiest way to identify a horsefly is to look at its size. Horse flies are often larger than other flies, and they may have brightly colored eyes. Males have large eyes that occasionally touch the top of the head.

The majority of horseflies prefer to lay their eggs in water bodies such as streams, rivers, ponds, and other bodies of water. Not all organisms, however, rely on water for such processes. Some species’ larvae are aquatic, while others prefer damp soil.

Because farms feature horses and animals, this is the most usual site to see these insects.

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What to Do If You Get Bit by a Horsefly

Cleaning and cold compression treatments are recommended by the National Health Service for the affected region. Avoid scratching the affected region if possible, or invest in an antihistamine solution.

The bite’s symptoms should go away in a few hours. If the cut becomes infected, however, seek medical help.

Oatmeal, honey, vinegar, basil, and other natural cures for horse flies are not well-known. These are common household foods that contain ingredients that can help alleviate an injury or irritation caused by a bite.

Horseflies are not always hazardous to animals, such as pests. However, a dog’s constant chewing on the affected region might result in sores, discomfort, and infection. Apply an antibiotic or insect repellent spray to the affected area of the dog to treat it. Also, because dogs are fluffy animals, consider washing them on a regular basis.

Are There Any Consequences of Horse Fly Bites?

Horsefly bites can be annoying and unpleasant, but they are unlikely to cause serious health problems. Among the most common ones to think about are:

Pain and skin irritation — a horsefly bite is not only uncomfortable, but it can also result in a lump around the biting site. Rashes, such as urticaria, can occur in some persons.

Physical symptoms include lethargy, dizziness, wheezing, and redness around the eyes, which are all frequent signs of horsefly bites. Some folks may experience allergic reactions as well.

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FAQ: Why Do Horse Flies Bite?

Is there any danger in being bitten by a horsefly?

No, there are no immediate health hazards from such a bite. The probability of rashes or weakness would be the only serious side effect. These symptoms, however, should go away in a few hours.

What’s the best way to deal with a horsefly bite?

The easiest way to treat a bite like this is to wash thoroughly and apply an antihistamine to the afflicted region.

Do I need to see a doctor if I’ve been bitten by a horsefly?

If you are bitten by a horsefly, you do not need to go to the doctor. The fly is largely innocuous and is only likely to irritate people.

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If you enjoy spending time outside or have multiple livestock in your garden, you will almost certainly get bitten by a horsefly at some point.

While it may not offer any serious health hazards, it can be inconvenient and even irritate some people. As a result, understanding why horseflies bite can help you avoid problems in the future.

Collin Miller

Since 2002, Collin has specialized in the pest control industry. He has a Pest Control and Termite Control Commercial Applicator License. He serves on the Missouri Pest Management Association board of directors as a director at large, and he attempts to provide a personal touch in pest eradication to customers in the Ozarks. When the weather is great, Collin enjoys working in his yard, cooking, and hanging out with family and friends, as well as watching football.

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