By the simple act of neglecting her young, a mother rat could permanently change the expression of genes in her offspring.
因为忽视对孩子的照顾，一个鼠妈妈可能永久的改变它后代基因。
The brain changes coincide with improvements in spatial memory and speedier foraging skills, which might help a mother rat protect and feed her young.
大脑的这些改变与空间记忆的增强和觅食行为的加快相吻合。这些都将帮助母鼠保护和喂养她幼崽。
Mother rat, as well as his children, is playing game. Suddenly a big spotted cat comes near, so the rats flee for lives hurriedly.
老鼠妈妈正带着孩子们做游戏，突然过来一只大花猫，老鼠们于是赶紧逃命。
Mother rat, as well as his children, is playing game. Suddenly a big spotted cat comes near, so the rats flee for lives hurriedly.
老鼠妈妈正带着孩子们做游戏，突然过来一只大花猫，老鼠们于是赶紧逃命。
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