Untitled

class Animal {
    int Age;
    String Gender;
    Animal(int a,String g){
        Age=a;
        Gender=g;
    }
  public String isMammal() {
   return " yes";
  }
   public void mate(boolean y) {
    System.out.println(y);
  }
   public void voice() {
    System.out.println(" Animal voice is hahahha");
  }
   final void sleep() {
    System.out.println("sleep");
  }
    public String toString() {
    return this.getClass().getSimpleName()+" "+isMammal();
  }
}

class Duck extends Animal {
  String beakcolor= "yellow";
   Duck(int Age,String gender,String beakcolor){
        super(Age,gender);
        this.beakcolor=beakcolor;
    }
  public String isMammal() {
  return " no";
  }
   @Override
   public String toString() {
    return this.getClass().getSimpleName()+" "+isMammal();
  }
   public void voice() {
    System.out.println("The duck voice is quack quack");
  }
}

class Fish extends Animal {
    int sizeinFt;
    boolean caneat;
   
    Fish(int Age,String gender,int a,boolean b){
        super(Age,gender);
    sizeinFt=a;
    caneat=b;
    }
  public void voice() {
    System.out.println("The fish voice is pshshshj");
  }
   public String isMammal() {
  return " no";
  }
   public String toString() {
    return this.getClass().getSimpleName()+" "+isMammal();
  }
}
class Zebra extends Animal {
    boolean iswild;
    Zebra(int Age,String gender,boolean y){
        super(Age,gender);
        iswild=y;
    }
  public void voice() {
    System.out.println("The zebra voice is whinny");
  }
   public String isMammal() {
  return " yes";
  }
  public String toString() {
    return this.getClass().getSimpleName()+" "+isMammal();
  }
}
class Main {
  public static void main(String[] args) {
   
   Animal animal_1=new Animal(1,"male");
   Animal animal_2=new Animal(2,"female");
    Duck duck_1 = new Duck(2,"female","yellow");
    Duck duck_2 = new Duck(3,"female","yellow");
    Duck duck_3 = new Duck(4,"female","yellow");
    Fish fish_1=new Fish(2,"male",2,false);
    Fish fish_2=new Fish(2,"male",2,true);
    Zebra zebra_1= new Zebra(2,"female",true);
    Zebra zebra_2= new Zebra(2,"male",true);
    Zebra zebra_3= new Zebra(2,"male",true);
    Zebra zebra_4= new Zebra(2,"female",true);
    animal_1.voice();
    duck_1.voice();
    fish_1.voice();
    zebra_1.voice();
  }
}