Glance up at the sky and you're sure to see a “flying V” move across it. “Flying V's” are formations birds teach themselves to alleviate the strain of flapping their wings for miles upon miles. Birds create air flows in specific directions when they flap, and allow birds behind them to exert less energy. The […]
Glance up at the sky and you're sure to see a “flying V” move across it. “Flying V's” are formations birds teach themselves to alleviate the strain of flapping their wings for miles upon miles. Birds create air flows in specific directions when they flap, and allow birds behind them to exert less energy. The […]
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