This is the aptly-named wandering garter snake. 这是名字恰如其分的陆栖束带蛇

162. deliver a constant supply of nutrients
     向数不清的岛屿海岸
163. to the shores of countless islands.
     提供了源源不断的营养物质
164. And those that live here take full advantage.
     这里的生物充分的利用了这一优势
165. This is the aptly-named wandering garter snake.
     这是名字恰如其分的陆栖束带蛇
166. He may seem out of place...
     它似乎与这里的环境不相称
167. ..but he's here to eat.
     但它其实是来觅食的
168. The water here is more than ten degrees colder than the air.
     这里的水温比陆上低10多度

来自《行星地球 第三季 第一集 Planet Earth S03E01 海岸》第 165 行