Tongue Display principle
Lessons from Indonesian blue-tongued skink
Show blue first.
Show the warning before the bite is needed.
Core lesson
A clear signal can defend space without escalation.
Biological basis
Indonesian Blue-tongued Skinks use a vivid blue tongue display as a defensive warning, along with sturdy bodies and calm movement.
Best use cases
Where this lesson tends to be most useful in practice.
warningboundariesdefense