Why is there bubbles from coral ? Does it photosynthesize like water plants ? In fact, the famous Blue Hole just underneath the coral reef, and some divers are there.
珊瑚像水草一樣在行光合作用冒泡泡?!其實是有一群潛水員正在下方的藍洞探險,他們的泡泡從透過隙縫鑽了上來。
#OrchidIsland #CoralReef #BlueHole #Bubbles