Deflection marks

Definition

Markings on an animal, particularly butterflies, that are thought to divert the attack of a predator away from the most vulnerable part of the animal.

Etymology

From the Latin 'deflectere', meaning 'to turn aside'.

Example

The deflection marks on the wings of a butterfly are thought to divert an attacker away from its vulnerable body.

Related Terms

• Predator avoidance
• Butterfly wing markings

Usage Notes

Deflection marks are often found in butterflies but have not been described from most other insect taxa.