Males from monogamous species did not show these patterns 一夫一妻制的物种中的雄性却没有这些情况。
2.
Males from monogamous species did not show these patterns 而一雌一雄物种中的雄性则未有此般情形出现。
3.
They wanted to find out whether polygynous males had lower survival rates and aged faster than those of monogamous species 他们要查明一雄多雌物种与一雌一雄物种相比，是否存活率更低，而且老得更快。
4.
They wanted to find out whether polygynous males had lower survival rates and aged faster than those of monogamous species 他们想看看一夫多妻制物种的雄性是不是在存活率和衰老速度上都低于和快于一夫一妻制物种。
