12 inches...
Yes. All breeds of dog have a small bone in their penis, called the OS penis, that aids them in mating.
A horse's penis can vary in length, but on average it ranges from around 18 to 24 inches in length when fully erect.
14 inches but the diameter throughout it's length is about 5 inches with a 6 inch tulip.
A bull's penis, when fully erect, can be around two to three feet in length. Diameter is around two to three inches, thicker at the base than the tip.
Penis length has nothing to do with weight.
Use a tape measure !
your penis!
No, it doesn't. The length of the penis is determined by the erectile chambers within the penis (the corpus cavernosum), not by the length of the penile skin.
it might be abour 1 metre long in erection
Depending on the breed of horse, the penis could be between 12" to about 24". That would be during a time of a full erection, obviously. Some stallions may even have a penis about 36 inches long.
Penis. No, it has no affect on it.
There is a great variability in the length.