an entomology collection with a magnifying glass hovering over it
ant on blade of grass


Washington state is home to many different types of ants. Most fall into the category of nuisance ants, but there are a few species that are considered a threat to people or their property. Check out our guide to local ants to find out more.

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bed bug in washington home


While bats in Washington help with the insect population, they also pose a threat to health and introduce other pests into the homes and businesses they infest. Check out our guide to bats to learn more.

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bed bug in the dark

Bed Bugs

Bed bugs look different at each stage of life. The size of adult bed bugs are often compared to apple seeds. They have flat, oval bodies that are brownish-red in color; After a blood meal, their bodies will swell up and turn a darker color.

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black widow spider up close

Black Widow Spiders

Black widow spiders are intimidating, but you do not have to be afraid of them. With this pest identification guide you can find out what these pests look like, why they are in your home, how they are getting in and how you can get rid of them.

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cellar spider on cardboard

Cellar Spiders

Cellar spiders are a nuisance to have around your Washington home. Here is a guide to learning more about these pests and how you can get rid of them.

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centipede on wall


Centipedes look scary, but there may be more to these pests than you think. Check out our pest ID to learn what these pests looks like, if they are dangerous, how to get rid of them, and more.

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cockroach in fridge

Brownbanded Cockroaches

Brownbanded cockroaches can survive both cold and hot temperatures. Learn more about these pests including, what they look like and most importantly, how to get rid of them.

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carpenter ant on kitchen counter

Carpenter Ants

Carpenter ants are considered dangerous because of the structural damage they create in homes and businesses. If you are wanting to find out what these ants look like, why they are in your home, and how to get rid of them, you have come to the right place. Find out more, here.

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cockroach on the floor of a washington home


While there are more than 4,000 species of roaches in the world, only a handful pose a problem to property owners in Washington. Learn more about these pests by visiting our cockroach identification page.

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cluster fly on plant

Cluster Flies

Cluster flies aren't dangerous pests, but they are a nuisance to have around. Here is how you can identify these pests and get rid of them.

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deer mouse climbing tree

Deer Mice

Deer mice tend to invade homes during fall and winter. They are a threat to your health because they are known for carrying Hantavirus. The more you know about these pests, they easier it will be for you to stay ahead of them and prevent them. Check it out, here.

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drain fly in home

Drain Flies

Just as their name implies, drain flies eat, drink, and breed in your drains. These pests are attracted to the decaying organic debris that builds up on drains. Check out our pest identification page to learn more about drain flies.

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earwig on plant


It has been said that earwigs can crawl into your ear and nest there. This is not true. We are here to put all the myths about these pests to rest. In this earwig pest ID you will get a better understanding of what earwigs are really like, how you can prevent them and more.

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small flee on a hand


One of the most prevalent parasites, fleas are often found on dogs and cats but may also be introduced into homes and businesses on infested rodents and wildlife. Learn more about this biting pest by visiting our flea identification page.

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a fly on a green leaf


Flies are annoying. More importantly, they pose a serious risk to health. Visit our fly identification page to learn more about the flies common to Washington.

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fruit fly on fruit

Fruit Flies

Fruit flies can be more than just a nuisance to have around your home. If these pests are taking over your home, you will want to read all about them, here.

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funug gnat on plant

Fungus Gnats

Fungus gnats are harmless to humans, but are damaging to plants. If you have greenhouses, large gardens, or plants in your home, you do not want fungus gnats around. Find out how to identify these pests below.

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german cockroach on a white background

German Cockroaches

One of the most common species of cockroaches to invade our homes and businesses is the German cockroach. They can be difficult to get rid of once they invade. Learn more about these pests in the German cockroach pest ID.

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house fly outside

House Flies

House flies are common home invaders. However, if you knew where they have been before entering your home, you would rethink whether you want them to stay. Here's everything you need to know about these pests.

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lady beetle in garden

Lady Beetles

Lady beetles are pests that can help get rid of garden pests, but when they invade your Washington State home, they can become a problem. Learn more about these pests and how to get rid of and prevent them in today's lady beetle pest identification guide.

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mouse on hamburger bun

House Mice

House mice are common home invaders. They are a nuisance, they contaminate food, and they can also spread diseases. Read more about these pests if you are ready to take back your home and keep house mice out for good.

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mouse on hamburger bun


Millipedes are often confused for centipedes. We are here to help you learn how to identify these pests, as well as, learn how you can get rid of and prevent them.

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small mosquito on water


According to the Washington State Department of Health, there are 40 different types of mosquitoes in the state. Learn more about the mosquitoes that annoy property owners in our region of the state by visiting our mosquito identification page.

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norway rat eating bird sead

Norway Rats

Norway rats can grow to be 9 1/2 inches long and their tail alone can add an extra 6-8 inches to their body length. Yikes! That's a big rat. Here are are some tips on how you can get rid of these pests and prevent them.

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centipede in washington on a white background

Occasional Invaders

Occasional invaders are a group of insects that typically reside outside but enter homes and businesses occasionally, sometime on purpose and other time in search of food and shelter. Learn more about these pests by visiting our occasional invader identification page.

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odorous house ant and eggs

Odorous House Ants

Odorous house ants are nuisance pests and often invade in large numbers. In this pest ID you will find out why these pests tend to give off a foul smell along with how you can get rid of them and more.

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oriental cockroach in basement

Oriental Cockroaches

Oriental cockroaches enjoy living in areas with humidity and moisture. When the warm weather outside doesn't offer that anymore, your home becomes the second best place for them to stay. Here are some ways you can identify these pests and prevent them from invading.

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pavement ant on a white wall

Pavement Ants

Although pavement ants prefer to nest in the cracks of pavement, they do tend to find their way into many homes and businesses. Keeping these pests away can be difficult, but not impossible. Here's what you need to know.

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pharaoh ant eating sugar

Pharaoh Ants

These indoor loving pests have the potential to become a problem inside of any space that provides them with steady temperatures and easy access to food. Learn more about pharaoh ants.

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rodent in washington home backyard


The largest group of mammals, there are over 1,500 species of rodents in existence. In the Pacific Northwest, the rodents that cause the most problems for homes and businesses include mice and rats. Learn more when you visit our rodent identification page.

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silverfish on basement wall


Silverfish are attracted to moisture in and around your home. If you are having an abundance of silverfish visitors this could lead to another problem. Find out more about these pests, below.

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spider in the driveway of washington home


A quick Google search will reveal that there are thousands of species of spiders in existence – some are venomous while others are harmless. Here in Washington state, there are a handful of spiders to be aware of. Visit our spider identification page to learn more about these arachnids.

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springtail on a rug


Although springtails are tiny in size, they like to invade in large numbers. These pests are not dangerous to humans or to your property, but they are a huge nuisance to have around. Here's how you can identify these pests and get rid of them.

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yellow jacket on porch of washington home

Stinging Insects

Stinging insects are beneficial to the environment because of their ability to pollinate flowers, crops and other plants. Some species also help keep insect populations down. Unfortunately, they can also be a serious issue for property owners. Visit our stinging insects identification page for more information about these pests.

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termite eating wood in a washington home


Wood destroying insects, termite often avoid detection while they cause damage to structures in Washington. Learn more about these pests including what they look like, how to tell if you have a termite problem and more when you visit our termite identification page.

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tick on a household pet


In Central Washington, the most common types of ticks are capable of spreading serious illnesses including Lyme disease and Rocky Mountain spotted fever through their bites. Visit our tick identification page to learn more.

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velvety tree ant up close

Velvety Tree Ants

Velvety tree ants are often mistaken for carpenter ants. However, these pests tend to be aggressive and you will want to get rid of them ASAP. Learn more about velvety tree ants, here.

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squirrel on the handrail of a washington back porch


When wildlife infest residential and commercial properties, the resulting damage can be quite extensive. Find out more about the types of nuisance wildlife that can be found in Washington by visiting our wildlife identification page.

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white-footed mouse in the woods

White-Footed Mice

All rodents can cause a lot of problems in your home. They chew, leave their droppings wherever they please, ruin insulation, and more. So, what makes the white-footed mouse stand apart from other mice? Find out, here.

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powder post beetle in washington state

Wood Destroying Insects

Washington State is home to several wood destroying insects including some species of ants, termites, and beetles. Visit our wood destroying insect identification page to learn more about these destructive pests.

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wood rat on tree

Wood Rats

Ever heard of wood rats? Want to know more? You have come to the right spot. Find out what wood rats are, how to identify them, if they are dangerous, and more.

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