Internal Defense principle
Lessons from Spanish Ribbed Newt
Raise the ribs.
Rib-Spike Threat Response

Core lesson
A flexible defender can turn its own frame into a warning.
Biological basis
Spanish Ribbed Newts can push rib tips through the skin as a defensive mechanism, aided by toxin-bearing skin secretions when threatened.
Best use cases
Where this lesson tends to be most useful in practice.
DefenseFlexibilityBoundariesUnexpected protectionSurvival