public Dog()
: base()
{
age = 0;
gender = EnuGender.Unknown;
}
public Dog(int id, string name, decimal weight, int age, EnuGender gender)
: base(id, name, weight)
{
this.age = age;
this.gender = gender;
}
public Bird()
: base()
{
age = 0;
gender = EnuGender.Unknown;
}
