Autotomy

Pronunciation
/aw-to-TOH-mee/
Category
Behavior
Singular
Autotomy
Plural
Autotomies

Definition

Self-amputation which functions as an escape mechanism. Under some circumstances, body parts are deliberately shed to avoid capture by predators.

Etymology

From Greek 'autos', meaning 'self', and 'tome', meaning 'cutting'.

Example

Certain lizards use autotomy to escape from predators by shedding their tails.

Related Terms

Usage Notes

Autotomy can result in the loss of a body part, but it can also allow for regeneration.