Amazon wants its various grocery units to flock together. The company's grocery boss likens the effort to migratory birds flying in perfect formation. Whole Foods CEO and Amazon VP of Worldwide Grocery Jason Buechel told employees in June that the company uses a "flying formation" metaphor to describe how its grocery businesses should work together, according to a transcript of the meeting obtained by Business Insider. He said migratory birds can travel 70% faster when flying in formation, a