Yes some girls do,and some don't. it really depends on the person.
yes
most boys do it because they want to be cool in some sort of sense they think that......... well no one knows boys not even boys.
Why would you need to do that?
Anus Hairs and Butt Cheek Cells.
you have a nice butt and they like it.
Yes
It is the pattern on the butt of grubs from which hairs grow. Grubs usually become beetles and the different types of beetles can be identified by the rastral pattern of butt hairs on the grub. Here are some good images: http://www.idlab.ento.vt.edu/IDLab/ornimages/rastralpatterns/rastral_pattern.htm
Maby not a 6 pack but probably some mussel
Yes
None.(I hope you do not have any!) 1 jerry zhao
Boys like larger thighs, and skinnier calves. But it depends on your butt. If you have a big butt-- they'll like skinnier legs.