You may be so attached to your pet snake you can’t stand to leave it home, even if you have to travel by air.Generally speaking, airline passengers and crews don’t like to have snakes sharing the cabin with them at 30,000 feet. So you have to be creative in smuggling your beloved reptilian companion through the security screenings at Nashville International Airport (BNA).One passenger figured the place security officers would not inspect would be his underwear. So there he goes, the slithering creature into the passenger’s underpants.