static void Main(string[] args)
{
Bear b = new Bear();
Chicken c = new Chicken();
Eagle e = new Eagle();
AnimalUtility.DoSomething(b);
AnimalUtility.DoSomething(c);
AnimalUtility.DoSomething(e);
//pause
Console.ReadLine();
}
static void Main(string[] args)
{
Bear bear = new Bear();
bear.Name = "Brown Bear";
Eagle eagle = new Eagle();
eagle.Name = "Bald Eagle";
Chicken chicken = new Chicken();
chicken.Name = "Rooster";
AnimalUtility.DoSomething(bear);
AnimalUtility.DoSomething(eagle);
AnimalUtility.DoSomething(chicken);
Console.ReadLine();
}