public MallardDuck() { flyBehavior = new FlyWithWings(); quackBehavior = new NormalQuack(); }
public ReadheadDuck() { flyBehavior = new FlyWithWings(); quackBehavior = new NormalQuack(); }
public ModelDuck() { flyBehavior = new FlyNoWay(); quackBehavior = new NormalQuack(); }