It means nothing. Everybody has a body part that is bigger or longer than the other. Knowbody's perfect
Yes birds, chipmonks and other small animals, it depend on how close you shoot from and what part of the body but it will make it bleed for sure.
nose
Most likely a surgeon needs to be able to do basic trigonometry and arithmetic in order to make sure that ratios between body parts are correct and that joints have the proper angles to maintain proper body function. On top of this they may also need to be able to determine volumes of certain shapes when transplanting body tissue from one part of a body to the other.
they used to measure with their body part's
You should never pop your chest or any other part of your body. If your chest felt like it popped you may need to see a doctor.
nonsence people that grow chicken legs
bum
limb
shin
evil
...liver
Heart?
brain
head
Shoulder
neck