Wing covers

Definition

Protective structures found on the thorax of some insects, particularly beetles, that protect the flight wings.

Etymology

From the Latin 'ala' meaning 'wing' and 'opercula' meaning 'cover'.

Example

The elytra of a beetle act as wing covers, protecting its flight wings during periods of inactivity.

Related Terms

• Elytra
• Beetles
• Flight wings

Usage Notes

Wing covers are often brightly colored or patterned and may serve additional functions such as signaling, defense, and thermoregulation.