What Do Fleas Look Like To The Human Eye? | Pestclue

What Do Fleas Look Like To The Human Eye?

Before asking: what do fleas look like? You should know that flea bites can be uncomfortably itchy and may become swollen.

The skin may also become red and inflamed, either due to your dog’s scratching or biting at the site, or because of an allergic reaction to the bite.

In this article, we will be answering the following questions:

  • What do fleas look like to the human eye?
  • What do fleas look like on pets?
  • What do flea eggs look like?
  • How to get rid of fleas?

Hang on tight as we now explore the world of fleas for easy identification!


What Do Fleas Look Like To the Human Eye?

Fleas, also known as blood-sucking insects, are small insects that feed on the blood of both their human and animal host. The fleas can transmit diseases like the plague, cat scratch disease, and flea-borne typhus.

It can be difficult to identify fleas if your cat or dog has a double or long coat. It is easiest to find fleas in pets by looking for symptoms of an infestation.


Read also: Dog Fleas: Effective Strategies for Prevention and Treatment


What Do Fleas Look Like On Pets?

Do you know what fleas look like on pets? Let’s find out!


1. What Do Fleas Look Like On Cats?

What Do Fleas Look Like
Picture of A Cat Suffering From Flea Bite

Cat fleas are the most common type of fleas to infest your cat or dog. Cat Fleas is a tiny insect with six legs. Adult cat fleas have a brown color, while the eggs are white.

These insects, which are wingless but still fast and can be difficult to detect on your pet, may not be visible at first. The plague bacteria can be spread by cat fleas, but they are less likely than rat and squirrel fleas.


What are the Symptoms of Fleas On Cats?
  • Itching and skin biting
  • Excessive licking
  • Hair loss
  • Restlessness
  • Head-Shaking
  • Black spots on your cat’s bedding or fur


2. What Do Dog Fleas Look Like?

What Do Fleas Look Like
Picture of a Dog Suffering From Flea Bite

The tapeworm that dog fleas transmit can be found in dogs, cats, and humans. The dog flea is similar to the cat fly, with three pairs of legs and a small brown body.

The dog flea, contrary to its name is not as common on dogs as the cat flea.


What are the Symptoms of Fleas On Dogs?
  • Scratching and biting at skin
  • Overgrooming (i.e. excessive licking)
  • Hair loss
  • Scabs
  • Change in attitude
  • Head shaking
  • Black specks in your dog’s fur or bedding


3. What Do Fleas Look Like On Squirrels?

The ground squirrel flea has a brownish, slightly elongated body and several pairs of legs that are well-suited for jumping from one host species to another.

These fleas can spread plague bacteria. They are most often found on Californian ground squirrels and Rock Squirrels.


4. What Do Fleas Look Like On Rats?

The rat flea looks similar to other fleas — it has multiple legs and a brown body. It also burrows into the ground. The rat flea is a rodent-feeding flea that spreads plague bacteria.


Read also: Can Fleas Live In Your Bed? Shocking Facts You Should Know


What Do Flea Eggs Look Like?

Fleas are multiplying rapidly. While we would love to find a single one, remove it, and be done with it, this is not possible.

A female flea may lay as many as 50 eggs per day. The key to eliminating fleas lies in identifying and removing flea eggs. Listed below is what flea eggs look like:

  • They are incredibly tiny: The flea eggs measure around 0.5mm, which makes them difficult to see with the naked eye.
  • They appear translucent: The eggs of fleas are off-white, which makes them hard to detect on light-colored surfaces.
  • They are oval-shaped: Due to their size, shape, and color, flea eggs may look like salt.
  • They are everywhere: Fleas lay eggs on the animal they are parasitizing, but unlike some parasites, the eggs do not stick to the host and can fall off.


How Do I Check For What Flea Eggs Look Like?

A flea comb is the best tool to use when checking for fleas. Flea combs have been specially designed to remove adult fleas. A flea comb can be used easily.

  • Begin by combing your pet’s fur with the flea comb.
  • Check the teeth of the comb for fleas or flea dirt.
  • Throw away any fleas that are still alive in a bucket filled with soapy water.

Your vet can also help you to diagnose, treat and prevent fleas. Talk to your veterinarian as soon as you see symptoms in your cat or dog. Fleas can spread rapidly and expose your pets and family to harmful bacteria.


What Do Flea Bites Look Like?

What Do Fleas Look Like?
Picture of Flea Bite

The appearance of flea bites can vary depending on factors such as the number of fleas in the area, the intensity of the attack, the skin type bitten, pathogens that the fleas carry, and how sensitive the person is to substances found in the saliva of fleas.

Fleas can carry a variety of bacteria. This increases the risk of flea bites becoming irritable. A flea bite will usually look like a small red spot, splotch, or bump.

Flea bites can be found in one or more areas. They feed close together. The flea bite will spread more widely if it contains more bacteria.

The bites become redder and more raised if the victim has an allergy to the salivary non-clotting agent. After the bite, reddened halos or rings may appear around it.

Most bites are small and mild. After a large bite, the rash that results can be extremely irritating, sensitive, and painful.


How Do I Get Rid Of Fleas?

They are several ways of getting rid of fleas, below are the best procedures to eliminate fleas.

  • Sanitation:

Fleas can infest any area, including:

          • Bedding
          • Rugs and carpet
          • Pet bedding


  • Start Pet Treatment:

Follow the advice of your veterinarian and start treating your pets for fleas.

The process begins with a bath of soapy water, paying special attention to the areas behind the ears and head. This is followed by a flea treatment prescribed by your veterinarian.

  • Begin Treating Home:

With the help of an expert in pest control, begin treating your home against fleas. Keep your home clean by washing bedding regularly to prevent a larger infestation.

  • Repeat As Needed:

Flea treatment rarely works as a quick fix. It may be necessary to treat your pets or home multiple times to completely eradicate the fleas.


Read also: The Benefits and Risks of Spraying For Fleas



To avoid future flea infestations, talk to your vet about flea control methods for cats and dogs. With Dutch, you can get flea and tick treatment prescribed right from the comfort of your own home.

Individual fleas are difficult to kill by hand and typically require chemical treatment. The bodies of fleas are thin and flat, allowing for easy movement through an animal’s fur.

Their bodies are also covered in hair that serves to root them to the host. Fleas are commonly visible moving in infested pets’ fur. Their presence may be marked by reddened skin.

Plus, get flea and tick medications delivered directly to your doorstep when you fill with one of our pharmacy partners. Thanks for reading!

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