Marsh Sifting principle
Lessons from Northern Shoveler
Sift the water.
Spoon-Bill Marsh Sifting

Core lesson
The right shape lets you gather value from what looks like murk.
Biological basis
Northern Shovelers have wide spatula-shaped bills lined with comb-like structures that filter small aquatic invertebrates, seeds, and plant matter from shallow water.
Best use cases
Where this lesson tends to be most useful in practice.
Filtering noiseToolsSelectionFinding valueMaking messy work clean