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  2. Average human height by country - Wikipedia

    en.wikipedia.org/wiki/Average_human_height_by...

    The number of cases was 57,574, with an average age of 48 years and a median age of 47 years. They were all over 18 years old at the time of the investigation. Regardless of age, urbanity or rurality, ethnic groups, or provinces, the average height of males was 169.60 cm, while the average height of females was 158.88 cm.

  3. Human penis size - Wikipedia

    en.wikipedia.org/wiki/Human_penis_size

    As of 2015, a systematic review of 20 studies, of up to 15,521 men, who were measured by health professionals rather than themselves, concluded that the average length of an erect human penis is 13.12 cm (5.17 in), while the average circumference of an erect human penis is 11.66 cm (4.59 in). [2] A 1996 study of flaccid length found a mean of 8 ...

  4. Human height - Wikipedia

    en.wikipedia.org/wiki/Human_height

    The average height of 19-year-old Dutch orphans in 1865 was 160 cm (5 ft 3 in). [73] From 1830 to 1857, the average height of a Dutch person decreased, even while Dutch real GNP per capita was growing at an average rate of more than 0.5% per year. The worst decline was in urban areas that in 1847, the urban height penalty was 2.5 cm (1.0 in).

  5. Human penis - Wikipedia

    en.wikipedia.org/wiki/Human_penis

    A 2015 systematic review of 15,521 men in which the subjects were measured by health professionals showed that the average length of an erect human penis is 13.12 cm (5.17 inches) long, while the average circumference of an erect human penis is 11.66 cm (4.59 inches).

  6. Tanner scale - Wikipedia

    en.wikipedia.org/wiki/Tanner_scale

    The Tanner scale (also known as the Tanner stages or sexual maturity rating (SMR)) is a scale of physical development as pre-pubescent children transition into adolescence, and then adulthood. The scale defines physical measurements of development based on external primary and secondary sex characteristics, such as the size of the breasts ...

  7. Stallion - Wikipedia

    en.wikipedia.org/wiki/Stallion

    The testes of an average stallion are ovoids 8 to 12 cm (3.1 to 4.7 in) long, 6 to 7 cm (2.4 to 2.8 in) high by 5 cm (2.0 in) wide; [2] the penis, within the "penile sheath". [3] [4] Stallions have a vascular penis. When non-erect, it is quite flaccid and contained within the sheath. The retractor penis muscle is relatively underdeveloped.

  8. Body proportions - Wikipedia

    en.wikipedia.org/wiki/Body_proportions

    An average person is generally 7-and-a-half heads tall (including the head). An ideal figure, used when aiming for an impression of nobility or grace, is drawn at 8 heads tall. A heroic figure, used in the depiction of gods and superheroes, is eight-and-a-half heads tall. Most of the additional length comes from a bigger chest and longer legs.

  9. Erection - Wikipedia

    en.wikipedia.org/wiki/Erection

    Generally, the size of an erect penis is fixed throughout post-pubescent life. Its size may be increased by surgery. [19] Though the size of a penis varies considerably between males, the average length of an erect human penis is 13.12 cm (5.17 inches), while the average circumference of an erect human penis is 11.66 cm (4.59 inches). [20]