A deeply emotional scene shows poor baby David crying uncontrollably after his mum suddenly stops giving him milk. The tiny baby desperately clings to his mother, begging for comfort and nourishment, but she refuses to nurse him. David cries louder and louder until his small body begins to shake from exhaustion and sadness. His heartbreaking cries show how confused and hurt he feels as he cannot understand why his mother rejects him. After crying for so long, the little baby becomes extremely tired and weak. This painful moment touches millions of hearts, revealing the harsh reality young baby monkeys sometimes face during the difficult process of weaning.