If a child of very quirt, home-loving parents and grandparents should display the love of travel and adventure that had characterized a sea-captain ancestor, it would be called a case of atavism.
如果父母及祖父母都是很安静而好

,孩子表现
一位当过

祖先
特点,好旅行探险,这就可以说是一个隔代遗传
例子。





话说,鼹鼠蝾螈的变形
是





