1. // -------- member function to return the day the animal was last // -------- weighed inline int ZooAnimal::reptWeightDate () { return weightDate; } 2. inline void changeWeightDate (int today) {weightDate = today;}; 3. // -------- member function to create a pointer from object critter // -------- to its mother void ZooAnimal::isMotherOf (ZooAnimal& critter) { critter.mother = this; }