Java Invent: Creating a default constructor i.e non-parametric

Creating a default constructor i.e non-parametric

     public class Animal{
//creating a default constructor i.e non-parametric     
    Animal(){
        System.out.println("An animal is created");
    }
    public static void main(String args[]){
        //calling a default constructor
        Animal a1 = new Animal();
    }
}