求翻译：从生物学的角度说，牛是根本不会下蛋的，但是他家的牛就下了一个蛋是众所周知的我们就想，这个蛋会不会根本就不是这个牛下的，而是其它什么动物溜到了牛棚里下了一个蛋被误认为是牛下的？是什么意思？

From a biological point of view, cattle will not lay eggs, but the cattle of his family under an egg is well known and we want the egg will simply not cow down, but what other animals slipped away the cow laid an egg to be mistaken for cattle?

From the biological point of view, cattle are simply does not lay eggs, but the cattle on his house was the one egg is well known we would like to, the eggs will not be is not at all the cattle, but what other animals away from the barn had a egg may have been mistaken for a cattle?

Said from the biology angle that, the cow is simply cannot lay eggs, but his family's cow has laid an egg is well known we thought, this egg can not be under this cow, but what animals was other slides in the cowshed to lay an egg to take for is under the cow?

From a biological perspective, cattle are not lay eggs, but his cattle had a egg is well known, we thought, would this egg is not under the cow, but what other animal slip to cow down under an egg being mistaken for cows?

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