Male hormones, particularly testosterone, are the aggression hormones that cause men to hunt and kill prey.

男性激素都是具有攻击性的激素，它们促使男人捕杀猎物，睾酮尤为如此。

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Other terms for so-called male menopause include testosterone deficiency, androgen deficiency of the aging male and late-onset hypogonadism.

男性经绝期其它的名称还有：睾丸素缺乏症、老年雄激素缺乏症和迟发性性功能减退。

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The researchers also reported that when a man's status was threatened in the presence of a female by a display of wealth by a male acquaintance, his testosterone levels surged.

研究者同时称，当有男性熟人在某女性面前炫耀财富时，男性会感到威胁，其睾丸激素将会激增。

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Earlier work found that male stock traders made more money on days when their level of the male hormone testosterone was higher.

VOA: special.2009.02.25

These are the male sex hormone testosterone and desogestrel, a synthetic steroid found in the female pill.

BBC: '100% success' for male pill trial

Det Botha said police found two boxes of the male sex hormone testosterone and needles in Mr Pistorius's bedroom.

BBC: Pistorius witness 'heard shots, screams, more shots'

Similarly, when they took away the source of the testosterone in male rats by castrating them, the brain degeneration was lessened.

BBC: NEWS | Health | Your brain's sex can make you ill