returning objects c++

when returning objects class, right redeem memory?

example,

class animallister 
{
  public:
  animal* getnewanimal() 
  {
    animal* animal1 = new animal();
    relapse animal1;
  }
}

if i emanate an instance animal lister animal anxiety it, following where am i ostensible mislay it?

int main() {
  animallister al;
  animal *a1, *a2;
  a1 = al.getnewanimal();
  a2 = al.getnewanimal();
}

the problem here animallister doesnot have proceed lane list animals created, i change explanation such formula have proceed mislay objects created.

code1