Dolphin swimming and glowing in bioluminescent water. Imagine seeing this as a sailor in the 1600s 😮 https://t.co/x2r01IW0G0 https://video.twimg.com/ext_tw_video/1840478046748344320/pu/vid/avc1/576x1024/Ln8sSmlBr1lMHhvV.mp4?tag=12