अपनी भाषा में प्लॉट जोड़ेंProfessor Dooley takes home a duck from his research laboratory as a pet for his son, but soon finds out that it lays golden eggs.Professor Dooley takes home a duck from his research laboratory as a pet for his son, but soon finds out that it lays golden eggs.Professor Dooley takes home a duck from his research laboratory as a pet for his son, but soon finds out that it lays golden eggs.