高千穂蛇 たかちほへび タカチホヘビ Japanese odd-scaled snake (Achalinus spinalis); Peters' odd-scaled snake; grey burrowing snake n uk Advanced ➥
背黒海蛇 せぐろうみへび セグロウミヘビ yellow-bellied sea snake (Pelamis platura); yellowbelly sea snake; pelagic sea snake n uk Advanced ➥