Passage principle
Lessons from Snow Goose
Travel together.
Family-Flock Migration

Core lesson
Great distance becomes survivable when movement is shared across generations.
Biological basis
Snow Geese migrate across vast distances in flocks, using calls, family bonds, and collective movement to navigate seasonal change between breeding and wintering grounds.
Best use cases
Where this lesson tends to be most useful in practice.
TransitionsFamily goalsShared missionsEnduranceSeasonal change