My Little Pony: Friendship is Magic - Her hands looked eff'ed to me

and then lyra showed up and held twilight at knife point to use the spell on her

wait.. ponies are naked
but when rainbow turn human she wear cloth
does that mean ponies wear cloth in the same color as thier skin?

wait.. ponies are naked
but when rainbow turn human she wear cloth
does that mean ponies wear cloth in the same color as thier skin?and if that is the case wouldn't that explain why we can't see a butt-hole right under thier tails?