public ModelDuck() { FlyBehaviour = new FlyNoWay(); QuackBehaviour = new QuackOutLoud(); }
public MallardDuck() { QuackBehaviour = new QuackOutLoud(); FlyBehaviour = new FlyWithWings(); }
public PintailDuck() { QuackBehaviour = new QuackOutLoud(); FlyBehaviour = new FlyWithWings(); }