Spider Bite vs Mosquito Bite – Which One Is it?

By Last Updated: October 25th, 2022Categories: Daily

Sometimes, you’d wake up in the morning finding out you have red marks on your skin. Unfortunately. they’re not just any ordinary marks; they are itchy or painful bites that may get inflamed or infected.

But what sort of insect or pest would be able to get near you at your own home? Well, the only culprits we can point our fingers on are spiders or mosquitoes. They’re the most common pests that can thrive in your house.

Well, the problem is how you would know if it’s a spider bite or a mosquito bite, or if it’s a different insect entirely. You need to know the difference between a spider bite and mosquito bite to know what to do next.

Lucky you! This article will explain everything you need to know about spider bite vs mosquito bite and how you can control or get rid of such pests in your home.

Part 1: Are Spider or Mosquito Bites Deadly

For the most part, bites from a spider or a mosquito are nothing you should concern yourself with. They’re usually not fatal and would just go away on their own without you even noticing. However, spider bites and mosquito bites should not be underestimated.

But according to the World Health Organization (WHO), at least a million people die each year because of mosquitos that carry Malaria or Dengue Virus. This is especially the case in far-flung areas where medical care and treatment is out of reach.

Hospital Patient

And for spider bites, it’s really rare as most spiders tend to avoid humans most of the time. However, there are cases that resulted in severe allergic reactions that lead to death. This is possible especially if the spider that bit you was a black widow or a brown recluse. They cause abdominal or chest pain that could lead to life-threatening complications.

Part 2: Spider Bite vs Mosquito Bite: Which one is it

Spider bite and mosquito bite may seem similar, but they have differences that let you know which one it is.

How to Recognize A Spider Bite

When a spider bites into your skin, it will leave a red and swollen mark that’s really noticeable to the human eye. At the center of the bite mark, you’d see a dot or two. They are more painful than mosquito bites, and they’re slightly itchy, too.

In some cases, blisters or a sack of fluid may develop on the bite area. And this is without scratching.

Spider Bite

The severity of the symptoms vary depending on the type of spider that bit you. If you happen to have painful bites followed by fever, headaches, nausea, cramps, or chest pain, it’s highly likely that you’ve been bitten by a black widow or a brown recluse. When this happens, you need to call your doctor right away as it could be fatal.

Another instance where you need medical attention is when the bite mark has gradually damaged the surrounding skin tissue or worse, when it’s infected and the flesh is getting eaten away.

How to Recognize A Mosquito Bite

Technically speaking, mosquitos don’t really bite you. Instead, they use their elongated mouth like a straw and slice through your skin to suck the blood.

The most obvious indication that you’ve been “bitten” by a mosquito is when your red mark is very itchy and the urge to scratch it is there. It’s not painful unless you’ve scratched the mark enough and caused an infection. Mosquito bites are usually found on the surface of your skin that’s exposed. If the bite is underneath your clothing, it could be inflicted by an ant or other insects.

Mosquito Bite

But no matter how harmless most mosquito bites are, you still need to be alert. If you are constantly getting bitten by these little vampires, you need to observe your body’s reaction. Are you having headaches, fever, and other flu-like symptoms? If yes, then you might have contracted malaria or dengue. Call your doctor right away.

Part 3: How to Get Rid of Spiders and Mosquitoes

It’s better safe than sorry. While spiders and mosquitoes are not a big issue for most people, you may need to act immediately in case they become a pest problem.

How to MinimIze Spider Activity at Home

These methods include killing and capturing spiders.

1. Use Spider Traps

Spider traps can be bought at any department store. You can find it in the sections where everything about garden and house cleaning These traps are designed to catch and kill spiders. So, set them up in the areas in the house where they usually hide or pass through.

2. Use a Spider Catcher

If killing them isn’t your thing and you just want to release them outside, you will need to use a spider catcher. It can gently remove the spiders from their webs or anywhere they hide. It’s like a long rod that you can use with your hands to pick up spiders, and it can hold them effectively until you decide to release them.

Spider Catcher

3. Call Pest Control Professionals

Spiders go to your house not to target you but to prey on other pests. If there’s been a prevalence of spiders in your house despite your active use of spider traps and catchers, you may need to call pest control professionals.

Once you get rid of all the pests, spiders will definitely evacuate the area and look for food elsewhere.

How to Reduce Mosquito Activity

These activities include managing mosquitoes and completely eliminating them if need be.

1. Install Screen on Your Windows and Doors

Windows and doors are the most common entry points for mosquitoes. With warm weather, you can’t help but open them to let some air get in, but you’d also welcome a swarm of mosquitoes.

The best thing you can do is to install screens on windows and doors, that way, you can enjoy the fresh air while keeping pesky mosquitoes out.

2. Clear Any Stagnant Water

Mosquitos breed and lay eggs in stagnant water at a very fast phase. If you have stagnant water at home like the one from the air conditioner or between the leaves of in-house plants, you better clear it regularly.

Also, if you really need to store water, make sure that you always cover the container tightly.


3. Use Pesticide Sprays

If you need to eliminate all the mosquitoes in a specific room immediately, you need to use pesticide sprays. This can kill not only mosquitoes but also, ants, roaches, crickets, spiders, and other pests in your house.

Pesticide sprays can protect your home from pests for up to 3 weeks. However, once you spray this, you have to wait at least two to four hours before you can enter the room, as it can be dangerous for your health, too.


Overall, the major difference between a spider and a mosquito bite is the way they make you feel. Spider bites are mostly painful and less itchy, while mosquito bites are mostly itchy and only painful during the bite.

The most important thing you should do whether you’re fighting spiders or mosquitoes is to keep your house clean. That way, they don’t have any reason to disturb your peace.


While mosquitoes are a big problem to humans, they are important to the ecosystem. They play a huge part in the food web as they feed fish, bats, dragonflies, and many more.

Yes, especially the bigger spiders. They can help you control and eliminate other pests in the house. However, there are times when the spiders become the problem, especially when there are too many of them.