Tremulation

Definition

A form of sound production in some insects involving low-frequency vibrations transmitted through a substrate. The insect uses body movements like jerking, pushups, or wagging to generate these vibrations.

Etymology

Example

Some species of katydids utilize tremulation to produce sound without creating audible sounds that might attract predators.

Related Terms

• Stridulation
• Sound production
• Vibrational communication

Usage Notes

Tremulation is a quieter form of sound production than stridulation and can be used for subtle communication.