I thInk it's to do with your height if you are tall your arms will be a bit longer I THINK
The average female head length is approximately 7 inches.
32"
The average female torso length, from crotch to shoulder is 22.6". From waist to shoulder, it is 12.5 inches. Source: http://www.pipeline.com/~dada3zen/average.htm
as long as a giant penis
When a deal is not arms-length, that is, between family. Arms-length is between total strangers.
estimated average length of step for 62 yr old female that 5'7"
The average length of an adult male hand is 189 mm, while the average length of an adult female handis 172 mm.
The average length of a mosquito is about 3 to 7 mm for a male and 2 to 5 mm for a female.
Around forty to forty five feet.
The average length of gestation in hippos is 8 months, but just like humans this can vary depending on age of the female and environment.
It is 9 ft 3 inches.
For females, the most attractive length is 1.4 times the length of the upper body, the average is slightly lower. For males, the most attractive length is equal legs and torso length, but the average is higher.