The penguin has an apparatus above its eyes that enables it to transform salt water into fresh. The penguin takes only one mate during its life and is such a conscientious parent that it will, if necessary, starve to death in order to provide its children with food。

　　企鹅眼睛上边有个器官能将盐水变成淡水。企鹅一生中只有一个配偶，对子女很尽心，为了给孩子们找食甚至不惜自己饿死。



　　The female knot-tying weaverbird will refuse to mate with a male who has built a shoddy nest. If spurned, the male must take the nest apart and completely rebuild it in order to win the affections of the female.

　　会打结的雌织巢鸟不肯同造窝马马虎虎的雄鸟交配。如果雄鸟被拒绝，它必须将巢拆掉重新造一个，以赢得雌鸟的爱情。

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