National Geographic Travelさんのインスタグラム写真 - (National Geographic TravelInstagram)「Photo by @cristinamittermeier | Big-mouthed, gentle giants of the sea–every whale shark has a spotted design as unique as your thumbprint. Did you know that marine scientists have adopted an algorithm developed by NASA for studying star patterns in the night skies and applied it to tracking individual whale sharks by their markings? Being able to identify and track whale sharks is an important step towards understanding more about the species in general, as well as their conservation status. Follow me, @cristinamittermeier, to find out where the largest gathering of whale sharks on the planet happens–I'll be there in just a few weeks!」6月25日 10時12分