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Male expendability, the relative expendability argument, or the expendable male hypothesis, is the idea that the lives of male humans are of less concern to a population than those of female humans because they are less necessary for population replacement.
The Trivers–Willard hypothesis has been applied to resource differences among individuals in a society as well as to resource differences among societies.Investigations in humans pose a number of practical and methodological difficulties, [6] but while a 2007 review of previous research found that empirical evidence for the hypothesis was mixed, the author noted that it received greater ...
Some studies suggest that red and blond hair are more common in females than in males (red more so than blond). In lighter-complected humans, male skin is visibly redder; this is due to greater blood volume rather than melanin. [50] [51] Conversely, females are lighter-skinned than males in some studied human populations.
“Men have higher rates of other substance use—13.1% of men smoke, while 10.1% of women do; 12.1% of males ages 12 and older have current alcohol use disorder compared to 9.1% of women,” he says.
It's no secret that Women usually live longer than men. The question is how do they do it? Well now, Stanford University scientists may have some answers, EyeOpener explains. They put out a study ...
For example, the ability to recall information better than males most likely originated from sexual selective pressures on females during competition with other females in mate selection. Recognition of social cues was an advantageous characteristic, because it ultimately maximized offspring and was therefore selected for during evolution.
Sex gap in life expectancy and healthy life expectancy [1]. The male-female health survival paradox, also known as the morbidity-mortality paradox or gender paradox, is the phenomenon in which female humans experience more medical conditions and disability during their lives, but live longer than males.
Both women and men are capable of performing extraordinary feats, but there are some things the females of our species do better. Here are 7 of them, according to science. Number 7. Seeing colors ...