But as he makes the same journey every other day, 但由于他每隔一天就要走一遍

298. The father now has a two-mile walk to the nest,
     这位父亲要走三公里的路才能到家
299. and a stomach loaded with food doesn't help.
     肚里塞满食物 路越发难走
300. This is the largest penguin colony in the world.
     周围还有全球数量最庞大的企鹅种群
301. But as he makes the same journey every other day,
     但由于他每隔一天就要走一遍
302. he should be able to do it with his eyes closed.
     闭着眼睛都能找到回巢的路
303. It's true that there can be safety in numbers,,
     巨大的种群数量确实能保证安全
304. but numbers can also be something of a problem
     但当你试图寻找自己的巢穴之时

来自《行星地球 第二季 第一集 Planet Earth S02E01 岛屿》第 301 行