var oMallardDuck = new MallardDuck();
var oWildTurkey = new WildTurkey();
var oTurkeyAdapter = new TurkeyAdapter(oWildTurkey);
oMallardDuck.fly();
oMallardDuck.quack();
oWildTurkey.fly();
oWildTurkey.gobble();
oTurkeyAdapter.fly();
oTurkeyAdapter.quack();