public MallardDuck()
{
QuackObservable = new QuackObservable(this);
}
public Flock()
{
Quackers = new List <IQuackable>();
// Observers = new List<IObserver<IQuackable>>();
QuackObservable = new QuackObservable(this);
}
public DuckCall()
{
QuackObservable = new QuackObservable(this);
}
public RedheadDuck()
{
QuackObservable = new QuackObservable(this);
}
public RubberDuck()
{
QuackObservable = new QuackObservable(this);
}
