How did a frog learn to continuously bring fresh pockets of air in its mouth to its buried eggs so they wouldn't suffocate?
以最简单的青蛙为例，它们是如何做到不断的为藏在嘴中的卵鼓入新鲜空气以免这些卵窒息？
Your mummy is frog, she has two big eyes, one big mouth.
你的妈妈是青蛙，她有两只大眼睛，一只大嘴巴。
The frog feels surprised and says, "the sky is only as big as the mouth of the well. How do you fly from the sky?"
青蛙惊讶了，就说：“天空就只有这井口这么大，你怎么会从天上飞老呢？”
The wide-mouthed frog stopped catching flies, and gulped. Then he puckered his lips and made his mouth as small as possible.
大嘴蛙不再抓苍蝇了，吞了口口水。然后他缩起了他的嘴唇，让他的嘴巴尽可能地小。
It is a frog with a big mouth.
一只有着大嘴巴的青蛙。
One frog, one mouth, two eyes, four legs.
一只青蛙，一张嘴，两只眼睛，四条腿。
But the frog when he had received this promise, put his head into the water and sank down; and in a short while came swimming up again with the ball in his mouth, and threw it on the grass.
但是，当他收到了青蛙这个承诺，把他的头入水沉没下来，并在很短时间内游过来，与在他嘴里的球再次，扔在草地上。
The frog is green colored patterns on the back, abdomen is white, can help it escape from natural enemies one's bloody mouth.
青蛙的背上有绿色的深色花纹，腹部是白色，能帮它逃脱天敌血盆大口。
The frog feels surprised and says, "The sky is only as big as the mouth of the well. How do you fly from the sky?""
青蛙感到很惊讶，说道：“天空和这井口一样大，你怎么可能从天上飞下来? ”
Well frog stays in well from its birthday to its death. The sky it can see as just as big as the mouth of the well. So people also laugh at its ill-informedness and narrow view.
井里的青蛙自打出生就一直呆在井中，它所看到的天也只是井口那么大，于是人们又嘲笑它是知之甚少，坐井观天。
The frog feels surprised and says, "The sky is only as big as the mouth of the well. How do you fly from the sky?""
青蛙惊讶地说：“天空就只有这井口这么大，你怎么会从天上来? ”
The frog dove deep into the water, in a while, he came up again with the ball in his mouth. He threw it on the ground in front of her.
青蛙跳入水中，不一会儿就衔着金球浮出水面，青蛙把金球扔在了公主面前的地上。
The frog dove deep into the water, in a while, he came up again with the ball in his mouth. He threw it on the ground in front of her.
青蛙跳入水中，不一会儿就衔着金球浮出水面，青蛙把金球扔在了公主面前的地上。
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