Another orphan is searching for a new family, 另一只没妈妈的小企鹅在寻找新家庭

301. but always with mother in tow.
     不过妈妈总在旁边照看着
302. This chick is less fortunate,
     这是一只不幸的小企鹅
303. its mother has not returned to claim it.
     它的妈妈没有来认养它
304. Another orphan is searching for a new family,
     另一只没妈妈的小企鹅在寻找新家庭
305. but this female already has a chick of her own.
     但这只雌企鹅已经有了自己的宝宝
306. Some orphans receive too much mothering from penguins whose own chicks have not survived.
     有些失去亲鸟的小企鹅受到了母鸟们过分的关注
307. The urge to parent is so strong that they will compete with one another to adopt any chick they find.
     这些母鸟们自己的宝宝夭折了 便争养任何碰到的孤儿

来自《行星地球 第一季 第六集 Planet Earth S01E06 冰雪世界》第 304 行