ナショナルジオグラフィックさんのインスタグラム動画 - (ナショナルジオグラフィックInstagram)「Video by @bertiegregory | The friendliness of this eagle ray allowed me to get close enough for a good look at his face. He did laps around us for 54 minutes. You can see its upturned snout: These rays have the unique behavior of digging their snouts in the sand in search of crustaceans and mollusks. Once they’ve located prey, they use their specially shaped teeth plates to crush the shells or body structure. Follow @bertiegregory for more underwater adventures. #redsea #diving #underwater #ocean #coralreef」3月31日 18時42分