Itt létrejön dinamikusan egy új objektum? És ezeket az objektumokat hogyan töröljem?

//main.cpp

# include <iostream>

typedef unsigned short ushort;

typedef unsigned int uint;

using namespace std;

class Mammal {

public:

Mammal() { cout <<"Mammal Konstruktor \n"; }

Mammal(const Mammal &rhs);

virtual ~Mammal() { cout <<"Mammal virtual Destruktor \n"; }

virtual Mammal* Copy()const { return new Mammal(*this); } //Itt.

void SetAge(short age) { itsAge = age; }

short GetAge()const { return itsAge; }

protected:

short itsAge;

private: };

class Dog: public Mammal {

public:

Dog(): Mammal() { cout <<"Dog Konstruktor \n"; }

Dog(const Dog &rhs);

virtual ~Dog() { cout <<"Dog virtual Destruktor \n"; }

virtual Mammal* Copy()const { return new Dog(*this); } //És itt.

protected:

private: };

Mammal::Mammal(const Mammal &rhs): itsAge(rhs.GetAge()) {

cout <<"Mammal copy Konstruktor \n"; }

Dog::Dog(const Dog &rhs): Mammal(rhs) {

cout <<"Dog copy Konstruktor \n"; }

int main() {

const Mammal *const pMammal = new Dog;

Mammal *pArray[1] = {pMammal->Copy()};

delete pArray; //És ez miért warningol?.

delete pMammal;

return 0; }