Featured Article: How Termites Work
Termites have existed for 50 million years and can be found throughout the world. Learn about termites and find out how termite colonies are structured. See more »
other insects library
There are many large groups of insects, but several don't fit into those easily separated categories. Read these articles to find out about all the other kinds of insects.
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Articles 1-20 of 21
How Cockroaches Work
Entomologists estimate that there are between 5 and 10 million species of insects on Earth. But if asked which insect they hate the most, many people would have no trouble choosing just one -- the cockroach.
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How Termites Work
Termites have existed for 50 million years and can be found throughout the world. Learn about termites and find out how termite colonies are structured.
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Centipede
Centipede, a small animal, related to the insects. It has a long, flattened body made up of segments.
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Cockroach
Cockroach, a common household insect pest. Fossil evidence indicates that cockroaches appeared more than 250 million years ago.
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Dragonfly
Dragonfly, or Darning Needle, the name for an order of large, beneficial insects that feed on harmful insects such as gnats and mosquitoes.
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Flea
Flea, a tiny, wingless insect. It is a household and barnyard pest, and a parasite that carries disease.
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Louse
Louse, a name used to refer to a group of bloodsucking or biting insects. All are wingless parasites, living on the bodies of warmblooded animals.
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Mantis
Mantis, or Mantid, also Praying Mantis, an insect related to the grasshopper and cricket.
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Millipede
Millipede, a wormlike animal that is sometimes called "thousand-legged worm.". It resembles the centipede, to which it is distantly related.
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Termite
Termite, a small insect. Termites are sometimes called "white ants'' because of their slight resemblance to ants and because they live in colonies as ants do.
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Thrips
Thrips, the common name of an order of very small insects. Thrips range in length from about 0.02 to 0.3 inch (0.5 to 8 mm) and are usually black.
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Walking Stick
Walking Stick, an insect that resembles a twig. There are 2,000 species, most of which are found in the tropics.
See more »Ant Lion
Ant Lion, an insect whose larva preys chiefly on ants. The adult ant lion has a slender body from two inches (5 cm) to more than three inches (7.5 cm) long.
See more »Bird Louse
Bird Louse, a common name for several small, biting insects that are parasites on warm-blooded animals, particularly birds.
See more »Caddis Fly
Caddis Fly, a mothlike insect found near ponds and streams. There are 1,000 species in North America.
See more »Earwig
Earwig, a brown beetlelike insect with a pair of pincers at the tip of its abdomen.
See more »Jigger
Jigger, or Chigoe, a small tropical American flea. It is about 4/100 of an inch (1 mm) long.
See more »Leaf Insect
Leaf Insect, an insect with wings that resemble leaves in both color and shape. The wings also have veins resembling those of leaves, and in many species the legs look like twigs.
See more »Mayfly
Mayfly, a soft-bodied insect with transparent wings and two or three tail-like projections.
See more »Silverfish
Silverfish, a small, wingless insect that is covered with tiny silvery scales. The body is slender and tapers toward the back part.
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Articles 1-20 of 21
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