---

dogs.h

#ifndef DOGS_H
#define DOGS_H

#include <iostream>
#include <vector>
#include <string>
#include "animal.h"
#include "dog.h"
#include "guidedog.h"

using namespace std;

class Dogs : private vector<Animal *>
{
  public:
    Dogs();
    Dogs(string filename);
    void print(ostream &out = cout);
    bool read(string filename);
    double getTotalWeight();
    ~Dogs();

}; // Dogs class

#endif // DOGS_H

---