Pest Identification & Information Center


Ants are social insects and belong to the order Hymenoptera

Ants

Ants are social insects and belong to the order Hymenoptera. They have colonized almost every landmass on Earth, and their success is attributed to their social organization


Bed bugs are small parasitic insects.

Bed Bugs

Bed bugs are small parasitic insects. They live by feeding exclusively on the blood of warm-blooded animals. Bed bugs have become more prevalent since about 1995.


Bees

Bees are known for their role in pollination and honey. Although a bee sting can be harmful to those with allergies, they are non-aggressive if undisturbed.


Also known as stink bugs

Box Elder

Also known as stink bugs, box elder bugs are about ½ in. long with dark brown or black coloration and red wing veins.


Carpet beetles feed on natural fibers

Carpet Beetles

Carpet beetles feed on natural fibers and can damage carpets, furniture, and clothing.


Clover mites feed on grasses, flowers, clover, and others heavy growth.

Clover Mites

Clover mites feed on grasses, flowers, clover, and others heavy growth. They can enter houses through small openings around windows and doors.


There are about 30 species of cockroaches associated with human habitation.

Cockroaches

There are about 30 species of cockroaches associated with human habitation. They feed on pet and human food and linked to allergic reactions in humans.


Crickets are nocturnal but harmless to humans.

Crickets

Crickets are nocturnal but harmless to humans.
Only the male makes the chirping sound


Earwigs are nocturnal and often hide in small, moist crevices in the day.

Earwigs

Earwigs are nocturnal and often hide in small, moist crevices in the day.They can cause damage to foliage and flowers. Their pincers cause little harm to humans.


Fleas are wingless and can pierce skin and suck blood.

Fleas

Fleas are wingless and can pierce skin and suck blood. They can cause medical problems including dermatitis, skin irritation, anemia, tapeworm, and stomach flu.


Most flies are merely a nuisance, but others can transmit diseases.

Flies

Most flies are merely a nuisance, but others can transmit diseases. Houseflies develop in manure and garbage and contaminated with disease-causing bacteria.


Mice can be harmful by causing structural damage

Mice

Mice can be harmful by causing structural damage and spreading diseases through their parasites and feces. They are linked to Hantavirus.


Mosquitoes can carry disease-causing viruses and parasites from person to person.

Mosquitoes

Mosquitoes can carry disease-causing viruses and parasites from person to person. The female needs a “blood meal” before she can produce.


Silverfish are considered a household pest due the their consumption and destruction of property.

Silverfish

Silverfish are considered a household pest due the their consumption and destruction of property. Although they contaminate food they do not transmit disease.


Also known as camel or wind spiders, their bizarre appearance makes them scary.

Sun Spiders

Also known as camel or wind spiders, their bizarre appearance makes them scary. However, a bite will not be harmful to humans unless it becomes infected.


Black widow bites rarely kill humans.

Black Widows

The female black widow is harmful to humans because of the large venom glands. Black widow bites rarely kill humans. Not all have the red hourglass on the abdomen.


Wolf spiders are considered harmless to humans.

Wolf Spiders

Wolf spiders are considered harmless to humans but the bite may become painful.


Ticks can harbor many diseases harmful to humans including Lyme disease

Ticks

Ticks can harbor many diseases harmful to humans including Lyme disease, Rocky Mountain spotted fever. They get nutrients from extracting blood.


Voles are small rodents, 3 – 7 inches, and are often mistaken for mice or gophers.

Voles

Voles are small rodents, 3 – 7 inches, and are often mistaken for mice or gophers. They can damage and kill small trees and shrubs by girdling branches.


Wasps sting to defend themselves or their colony.

Wasps

Wasps sting to defend themselves or their colony. Stinging involves the injection of protein venom that causes pain and other reactions.


Termites are not common in Colorado.

Termite

Termites are common in Kansas. They differ from flying ants. The ant’s body has a pinched waist while a termite does not.