Blue-Foot Signal principle
Lessons from Blue-footed Booby
Show the blue.
Blue-Foot Courtship Display
Core lesson
A visible signature becomes strength when it honestly signals vitality.
Biological basis
Blue-footed Boobies use bright blue feet in courtship displays; foot color is linked to condition, and they also plunge-dive for fish.
Best use cases
Where this lesson tends to be most useful in practice.
SignatureCourtshipAuthentic displayVitalityVisible identity