In the case of two frog species living at Bristol Zoo Gardens in England it takes creating a very special environment, and not just one that plays romantic music.
在英格兰布里斯托动物园生活着两种蛙类，这所动物园并不是仅仅播放浪漫的音乐，而是为动物创造了一个非常特殊的环境。
One frog, two frogs, three frogs, four frogs, five frogs, six frogs.
一只青蛙，两只青蛙，三只青蛙，四只青蛙，五只青蛙，六只青蛙。
One frog, one mouth, two eyes, four legs.
一只青蛙，一张嘴，两只眼睛，四条腿。
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