A couple of llamas roam around in a remote corner of O’Hare International Airport, far from its high-profile modernization mega project, Tuesday, Aug. 13, 2013, in Chicago, as a decidedly more

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A couple of llamas roam around in a remote corner of O’Hare International Airport, far from its high-profile modernization mega project, Tuesday, Aug. 13, 2013, in Chicago, as a decidedly more low-tech project is being carried out by a herd of goats, sheep, llamas and wild burros. The mission of the roughly two dozen animals is to mow the grass. And lots of it. (AP Photo/Jason Keyser) less 

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Associated Press
Wed, Aug 14, 2013 10:17 PM EDT