public Mammal(IHabitat hab, INutrition nut, string nam) : base(hab, nut, nam) { }
public Worm(IHabitat hab, INutrition nut, string nam) : base(hab, nut, nam) { }
public Animal(IHabitat hab, INutrition nut, string name) { habitat = hab; nutrition = nut; Name = name; }