Harsh-Air Filtering principle
Lessons from Saiga Antelope
Breathe through the strange.
Inflated-Nose Steppe Breathing

Core lesson
Odd features often exist because the world asked a harsh question.
Biological basis
Saiga Antelope have enlarged flexible noses that help filter dust and condition air during life on cold, dusty steppe environments.
Best use cases
Where this lesson tends to be most useful in practice.
AdaptationHarsh conditionsOdd toolsBreathingSteppe survival