The Hawks in Your Backyard

http://www.smithsonianmag.com/science-nature/The-Hawks-in-Your-Backyard.html

block quote start
“Man, I hate watching him do this,” Stewart mutters. Most people, he says (his tone implies he means most “sane” people), would use a climbing lanyard or some other safety device should they, say, get thumped on the head by an irate Cooper’s hawk and lose their grip and fall. “But not Bob.”
block quote end