Pheromone

A vapor or liquid emitted by an insect that causes a specific response from a receiving insect. Some pheromones are used to find a mate. Synthetic pheromones are used as attractants in insect traps. Related Images:

Orthoptera

A major order of insects that have two pairs of wings, or are wingless, and chewing mouthparts (grasshoppers, crickets, and cockroaches). Related Images:

Nematode

Microscopic roundworms that live in soil and living tissue, as well as water, and survive as eggs or cysts. Related Images:

Nematicide

A material that kills or protects against nematodes. Related Images:

Mandible

The first pair of jaws on insects: stout and tooth like in chewing insects, needle or sword-shaped in sucking insects. The lateral (left and right) upper jaws of biting insects. Related Images:

Mallophaga

A major order of insects that are wingless and have chewing mouthparts (chewing lice). Related Images:

Lepidoptera

A major order of insects that have two pairs of wings and sucking or siphoning mouth-parts as adults and chewing mouthparts as larvae (moths, butterflies). Related Images: