您要查找的是不是：
- Male reproductive success 雄性繁殖适合度
- Sperm (spermatozoon:)Male reproductive cell. 精子:雄性生殖细胞。
- A strong tonic for the male reproductive system. 这是强力的男士生殖系统调理配方。
- The calves have about a 20% mortality rate, so mating with bigger females could increase a male's chance of reproductive success by siring larger, hardier offspring, Pack says. 亚当包说雄性有20%25的死亡率，因此与强壮的雌性结合可能增加雄性成功产强壮后代的几率。
- The male reproductive organs are exterior to the body. 男性生殖器在身体的外部。
- Epididymis is an important organ in male reproductive system. 附睾是男性生殖系统的一个重要器官,是精子成熟与贮存的场所。
- The stamen is the male reproductive organ in a flower. 雄蕊:花的雄性生殖器官,包括花药和花丝两部分;
- Testes (or testicles):Male reproductive organs (see reproductive system). 睪丸:雄性动物的生殖器官。
- Abandoning a clutch in search of new sexual conquests is thus a penduline tit's way of maximising reproductive success. 因此，遗弃幼雏而寻找一个新的性伴侣是山雀最大话繁殖成功率的方式.
- Because parrots have low reproductive success,a pair will typically produce only one clutch of two or three eggs a year. 由于鹦鹉的繁殖力低，一对交配成功的鸟儿通常每年只产下一窝，一到三个鸟蛋。
- Androgen: Any of a group of hormones that mainly influence the development of the male reproductive system. 雄激素:一组主要影响雄性生殖系统生长发育的激素(荷尔蒙)。
- Because parrots have low reproductive success, a pair will typically produce only one clutch of two or three eggs a year. 由于鹦鹉的繁殖力低，一对交配成功的鸟儿通常每年只产下一窝，一到三个鸟蛋。
- Urology: Medical specialty dealing with the urinary system and male reproductive organs. 泌尿外科学: 诊断及治疗泌尿系统及男性生殖系统的医学专科。
- Promiscuity is not a trait most people regard in high esteem, but for some animals it may be the key to increased reproductive success. 滥交对大多数人来说不是体面的事,但对某些动物这可能是增加生殖成功的关键因素。
- When the male reproductive cell fertilizes the female reproductive cell a zygote is formed. 当男性生殖细胞与女性生殖细胞发生受精时，就形成了一个合子。
- Anthertidium the male reproductive organ, a globose to culindric, stalked structure producing sperms. 产生精子的器官,常呈球形。
- That observation, though, raises a worrying evolutionary question: how could a trait so at odds with reproductive success survive the ruthless imperatives of natural selection? 这个观察结果，提出了一个令人担忧的进化问题：生殖上如此怪异的一项特征是如何在自然选择的无情法则下成功幸存下来的呢？
- Male reproductive system can also secrete estrogen which conduct its biological effects through combination with estrogen receptor. 雄性动物的生殖系统中也能产生雌激素，雌激素主要通过与雌激素受体结合发挥生物学作用。
- These phenological characteristics are important for 10 survival and reproductive success of the 10 ephemeral species in the extreme environment of the Junggar Desert. 10种菊科短命植物的物候节律对于躲避准噶尔荒漠夏季高温、干旱的气候环境，保证生殖成功具有重要的生态意义。
- Urology: Medical specialty dealing with the urinary system and male reproductive organs. 泌尿外科学:诊断及治疗泌尿系统及男性生殖系统的医学专科。
