Pest Library
Tri State Pest Management
Identify the Pest On Your Property
Use the information in Tri State Pest Management's pest library to try to identify the pest that is bothering you. You'll find a photo, the average size of the pest, and some of their characteristics. Once you have determined which pest has infested your property, or if you cannot identify it, give us a call and we will provide you with a fast, FREE estimate and the best option for treatment and prevention. Tri State Pest Management serves residential, commercial, and industrial properties throughout Delaware, Cecil County, MD, and parts of Chester and Delaware counties in Pennsylvania.
American Cockroach
Size: 1 3/8" - 2 1/8"
Mostly light brown in color, this pest is the largest of the cockroaches in the United States, and is found in restaurants, bakeries, and larger commercial buildings involved in food processing. In homes, the American cockroach enters in search of moisture and food. Therefore, it comes to no surprise they usually infest food storage and preparation areas. Like many pests, the American cockroach produces an unpleasant odor, especially as an infestation worsens.
Trust us to handle your cockroach problems.
Bald Faced Hornets
Size: 1/2" - 3/4"
Similar to yellow jackets, but distinguishable by their white and black coloring and "bald-faced" head, Bald-faced hornets construct basketball sized nests by collecting and chewing naturally occurring fibers. They then take these fibers, and mix it with their saliva, which enables the structure to hold in place. Like yellow jackets, bald-faced hornets retain use of their stinger, and can sting their victim multiple times.
Trust us to keep you safe from stinging insects.
Bed Bug
Size: 1/4"
Color is brownish. The common bed bug (Cimex lectularius Linnaeus 1758) is an ectoparisite insect (a parasite which lives on the outside of the body of the host) of the family Cimicidae. Bed bugs feed only on the blood of humans and other warm-blooded hosts. Although they have a cryptic behavior and can conceal themselves in tight cracks and crevices, bed bugs are often found in bed parts, such as mattresses and box springs, hence the common name.
Trust the professionals to efficiently rid your home of bed bugs.
Black Carpet Beetle
Size: 1/8" - 1/4"
Color is dull dark brown to black. Found throughout the United States but most commonly in the northeast. As named, they tend to attack carpeting, drapery, clothes, furs, fabric-covered furniture, and stored products, even food products such as flour and cereals.
Trust Tri State Pest Management to mitigate your beetle problem.
Box Elder Bug
Size: 1/2"
As the name reflects, this is a major pest of box elder trees. Color is black with reddish lines on the dorsum. They are a nuisance pest because they enter structures to live throughout the winter weather. They may leave a red stain behind on curtains, clothing, and drapes. They can also bite, producing a red welt.
Trust us for all your pest control needs.
Brown Dog Ticks
Size: 1/8"
When engorged with blood, usually from dogs, these ticks increase in size up to 1/2". These pests are almost always associated with dogs but have been termed as vectors for Rocky Mountain Spotted Fever and several other diseases.
Don't fear ticks on your property - call us today.
Camel Crickets
Size: ½”-2”
Brownish in color, and commonly referred to as “cave crickets” or “sprickets,” camel crickets are wingless, and rather humpbacked in appearance. In a home, they are known to eat clothes, curtains, rugs, wood, wallpaper, and wool.
Contact us to schedule a FREE estimate for your cricket issue.
Carpenter Ant
Size: 1/8" - 1/2"
Their color is usually black but occasionally appears in a reddish brown as shown above. Unlike the termite, the carpenter ant cannot digest wood, but it will chew out galleries and hollow places to create nests, resulting in structural damage. They are sometimes evidenced by the appearance of a sawdust-like material with debris in it, including body parts, known as frass.
Call on us right away to effectively treat your carpenter ant problem.
Carpenter Bees
Size: 1/4" - 1"
Black and yellow, or greenish black, with yellowish hairs, known for chewing a 3/8 inch tunnel into a piece of wood to build a nest gallery, the female carpenter bees takes advantage of outside wood to lay their eggs and protect their developing larvae. Although solitary in nature, carpenter bees typically nest very close to each other, and if left untreated, can cause a major problem.
Schedule our insect control services today.
Centipedes and Millipedes
Size: 1/8”-5 ½”
As the name implies, centipedes and millipedes are known for having 100 legs. However, the number of legs can vary from 40 to well over 200. Centipedes are known to prey on other pests within the household; therefore, treatment of centipedes are essential to also address the other pests within the household.
Reach out to us for expert insect control services.
Cicada Killers
Size: 1”-2”
Black, with yellow markings on three segments, cicada killers are solitary wasps that live underground. They commonly live within close proximity to one another, and the many holes can be devastating to a yard. Adult cicada killers feed on flower nectar and plant sap. Females are often seen carrying a paralyzed cicada, which they take back to their burrow. The female cicada killer then lays an egg on the paralyzed cicada, which hatches and uses the cicada as a nourishment source.
Call on the experts from Tri State Pest Management.
Clothes Moth
Size: 3/8" - 1/3"
Body and wings are a buff to gold, with a brownish tinge. Wings are long and narrow. As the name says, the larvae of the clothes moths infest and feed mostly on woolen clothing and furs, creating holes and voids, leaving tubes and mats with fibers and feces in them. They have also been found infesting milk products. The adults do not feed.
Reach out to us right way to deal with your moth problems.
Deer Ticks
Size: 1/16" - 1/8"
Color is orange-ish brown except for the legs, which are typically dark. The adults attach themselves to passing deer, whence comes their name. They carry the Spirochaete for Lyme disease in humans in the northeast and midwest.
Stay safe from the hazards of deer ticks, thanks to Tri State Pest Management.
Earwig
Size: 1/4" - 1"
The name comes from an old European superstition that these insects enter the ears of sleeping people and bore into the brain. They exist worldwide. Color varies from pale brown with dark markings to uniformly reddish brown to black, but with paler legs. They have a repugnant odor which is released when they are crushed. They are a pest in flour mills, meat packing plants, homes, and nurseries.
Call on us for expert earwig control services.
European Hornets
Size: 1”-1 ½”
Brown with yellow stripes on the abdomen, the European hornet gets its name from the fact it was brought to the United States from Europe. Social in nature, European hornets commonly make their nests in holes in trees, attics, or wall voids in homes. They feed on crickets, grasshoppers, large flies, caterpillars, and the workers of other yellow jacket species. European hornets are known to sting if provoked, and should certainly be avoided.
Give us a call to schedule our insect control services.
Flea
Size: 1/8"
Color is brownish black to black, but reddish black when full of blood. Fleas are known to be vectors of disease organisms causing both plague and muring typhus. They can also serve as the intermediary host for tapeworm. They are typically found where animals sleep or frequent.
Don't get bit by fleas. Call on Tri State Pest Management.
German Cockroach
Size: 1/2" - 5/8"
This is the most common of the cockroaches. Color is a light brown to tan except for two dark stripes on its upper back. It is not only a nuisance, it has been implicated in outbreaks of illnesses, and has caused allergic reactions in many people.
Reach out to us to effectively treat your roach problem.
Ground Beetle
Size: 1/16" - 1 3/8"
Color is almost univormly black and shiny. Often found under stone during the day, a few species even climb trees in search of food. They are a nuisance pest and give off a very unpleasant odor when handled or crushed.
Count on us to beat your beetle infestation.
House Cricket
Size: 3/4" - 7/8"
Found throughout the United States, crickets are nocturnal and usually hide in dark, warm places during the day. The familiar chirping sound is created by the male rubbing his front wings together. This is his mating call. Crickets seek moisture and tend to damage clothing by eating out large areas of the fabrics.
Let us handle your cricket troubles.
House Mouse
Size: 2 1/2" - 3 1/2"
Smooth, dusty gray fur usually adorns these small rodents, although color can vary considerably from place to place. They often nest in various materials. such as insulation, and usually use the same pathways along walls, stacked merchandise, etc. Mice prefer seeds or cereals for food. They have been know to spread salmonella disease.
Call us now for expert rodent removal.
House Spider
Size: 3/16" - 5/16"
This is the spider most commonly encountered inside the house, the one that made all those webs. Their color is variable, running from a dirty white to brown, It randomly selects its web sites while looking for prey and, consequently, the webs can be found most anywhere.
Trust us to stop spiders from taking over your home.
Moles/Voles
Size: 5”-7” – 5”-7 ½”
Dark brown, brown-gray, tan, or even black in appearance, moles and voles are known for leaving many shallow tunnels and runways throughout a home’s yard. Both pests are quite troublesome. While moles damage your garden while looking for insects, voles actually eat your crops, plants, and flowers.
Reach out for professional pest control and management.
Mosquitos
Size: 1/8"-3/4"
Can range in color from a light brown to black. This insect is known for its ability to bite mammals which typically results in itchy light pink bumps on the body. The itch that humans get as a result of a bite is actually an allergic reaction that humans have to mosquito saliva. Since mosquitoes pass from host to host, many harmful infections may be transmitted through them including Malaria, West Nile Virus, Dengue Fever, and Zika Virus. It is due to this that they are actually considered the deadliest animal family in the world.
Rely on us to control any mosquito problems on your property.
Norway Rat
Size: 7" - 9 1/2"
The largest of the common rodents in the temperate regions of the world, it is usually a shaggy brown with scattered black hairs. The fur is coarse with the underside gray to yellowish white. It not only damages and destroys materials by gnawing, it eats and contaminates stored food, and is a carrier of many diseases.
Get a FREE estimate on our rat removal services.
Odorous House Ant
Size: 1/16" - 1/8"
Their color can be brown to black. Their name is due to the rotten odor that emanates when this ant is crushed. They can usually be found around hot water pipes and heaters, in crevices around sinks, etc. They love high protein foods such as meat and cheese.
Choose Tri State Pest Management to take care of your ant infestation for you.
Oriental Cockroach
Size: 1" - 1 1/4"
Color is usually shiny black, but may vary to a dark, reddish brown. They typically enter buildings via door thresholds, utility pipes, and floor drains. Often found in crawl spaces, basements, and on first floors, they are despised for their strong, roachy odor.
Call on us to take care of your roach problem.
Paper Wasp
Size: 3/4" - 1"
Mostly dark brown in color, with black wings, and yellow markings, the paper wasp obtains their name from the construction of their nests. Paper wasps prefer to feed on nectar and pollen, and even prey on caterpillars they use to feed their colonies' larvae.
Let our specialists handle your insect infestation.
Reproductive Termite
Size: 3/8"
This is the "swarmer" of the Eastern Subterranean Termite colony. Their color is usually black but may be a slightly lighter brown. Note that it has four wings, all of the same length, which helps to distinguish it from a flying ant whose underwings are shorter than those on top. Their function is to find new sites, mate, and begin new colonies. They are essentially kings and queens.
Count on us to rid your property of wood-destroying insects.
Silver Fish
Size: 1/2" - 3/4”
Also known as a bristletail, their color is a silvery satin to gun-metal gray. They are often confused with firebrats which do not have a silvery sheen. They are mostly nocturnal and can be found in tight cracks and crevices. They are paper pests, but will also feed on any meaty protein.
Call on our technicians for competitively priced silverfish removal.
Stink Bugs
Size: 3/4"
Brown, gray, or dark green in color. This insect, notorious for its "smelly" reputation, earned its name from its tendency to release an odor when disturbed or when crushed. Many other insects have these same characteristics, including some species of ants, beetles and, other bugs. Most stink bugs are herbivorous and use their piercing and sucking mouthparts to feed on plant juices.
Don't stress about stink bugs - give us a call.
Worker Termite
Size: 1/8"
Color is almost uniformly white or cream. This is the damaging caste of the termite colony. They contain a microbe in their intestines that allows them to ingest cellulose (wood) as a nutrient. They must physically receive this attribute from the queen of the colony. They then feed on wood, and, being blind, they cannot tell your house from a tree.
Trust Tri State Pest Management to deal with your termite infestation.
Yellow Jackets
Size: 2/5”-3/5”
Yellow and black, having multiple species known for their aggressive nature, yellow jackets commonly nest in structure voids, behind siding, and even underground. Their diet primarily consists of items high in sugar and carbohydrates such as: fruits, flower nectar, and tree sap. Yellow jackets retain their stinger after use, and may sting their victim multiple times.
Don't get stung by a yellow jacket - call today.
Learn More About Tri State Pest Management
Serving Delaware, Cecil County, MD, and parts of Chester and Delaware counties in PA, Tri State Pest Management specializes in residential and commercial pest control. Same-day services available. Veteran, senior, and first responder discounts. Fully licensed and insured. Call for a free estimate.
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Corporate Address
155 South Dupont Highway
New Castle, Delaware 19720
Business Hours
- Mon - Fri
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- Saturday
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- Sunday
- Closed
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