Formation Flight
Migratory birds take advantage of each others' wingtip vortices by flying in a V formation so that all but the leader are flying in the upwash from the wing of the bird ahead. This upwash makes it easier for the bird to support its own weight, reducing fatigue on migration flights.
Read more about this topic: Smoke Angel
Famous quotes containing the words formation and/or flight:
“The moral virtues, then, are produced in us neither by nature nor against nature. Nature, indeed, prepares in us the ground for their reception, but their complete formation is the product of habit.”
—Aristotle (384–322 B.C.)
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—Patricia Ireland (b. 1935)