因此，自然存在的社群环境能影响幼年雄鼠的形态生理特征发育。

Thus a naturally occurring social environment can influence development of morpho-physiological characteristics of young males.

youdao

特别是当一个陌生的雄鼠进入小鼠群时会受到攻击。

Typically, a strange male entering another male's cage is met with a fight.

youdao

特别是当一个陌生的雄鼠进入小鼠群时会受到攻击。

Typically, a strange male entering another male's cage is met with a fight.

youdao