《搜神记·卷七》
它们刚变成老鼠的时候，有毛有肉而没有骨头，它们爬行起来还不能越过田埂。几天以后，便都变成了雌老鼠。
始成，有毛肉而无骨，其行不能过田，数日之后，则皆为牝。
When they first became rats, they had fur and flesh but no bones, and they could not climb over the ridges of the fields when crawling. After a few days, they all turned into female rats.
<s>[INST] Render the following Classical Chinese text into fluent English: 始成，有毛肉而无骨，其行不能过田，数日之后，则皆为牝。 [/INST] When they first became rats, they had fur and flesh but no bones, and they could not climb over the ridges of the fields when crawling. After a few days, they all turned into female rats.</s>
Render the following Classical Chinese text into fluent English: 始成，有毛肉而无骨，其行不能过田，数日之后，则皆为牝。
user
When they first became rats, they had fur and flesh but no bones, and they could not climb over the ridges of the fields when crawling. After a few days, they all turned into female rats.
assistant