是后来的这些雌性鸟儿而不是雄性鸟儿最初的伴侣和雄性鸟儿一起生殖后代的。
Those are females other than the male's primary nest-mate with whom they sire offspring.
小鼠可作为雄性生殖衰老研究的动物模型。
Mouse would be served as a good model for male reproductive aging research.
目的：研究吸烟对雄性小鼠生殖发育的影响。
Objective: To study the effect of smoking on male reproduction.
美棘蓟马孤雌生殖产生的子代个体均为雄性；
The offspring through parthenogenesis of E. americanus are all male.
美棘蓟马孤雌生殖产生的子代个体均为雄性；
The offspring through parthenogenesis of E. americanus are all male.
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