Researchers are studying how well the tube men repel birds from fruit crops. Dec. 5, 2013— -- While they're usually used to promote car dealerships in the suburbs, the inflatable flailing arm ...

Add Yahoo as a preferred source to see more of our stories on Google. You know what those wacky, waving arm-flailing tube men are, right? Or maybe you don't. Or you probably know what they are, you ...