Katydid (noun)

A large, long-legged, green or brown insect of the family Tettigoniidae, that typically makes a loud, chirping sound, especially at night.

Origin:

The word katydid is derived from the sound that some species of the insect make during their calls, "katy-did, katy-didn"t".

Examples:

1. The katydid's loud chirping sound could be heard throughout the night.
2. He caught a katydid and put it in a jar to show his children.
3. The katydid's camouflage helps it blend in with the leaves of trees and bushes.
4. The katydid's long back legs are adapted for jumping and flying.
5. The katydid is a common sight and sound in the summertime in many parts of North America.