[Yoo Hyeong-jae’s Saerok Saerok] A child-rearing battle in the forest, the loveliest song in the world by a mother oriole.

(Gangneung = Yonhap News) Reporter Yoo Hyeong-jae = Just before returning to the nest with her newborn chicks, a mother oriole leaves a small forest making the most beautiful and soft sound in the world...