brownish looking blood is usually old blood. As for the smell there is usually odor with your menstrual cycle, however it could mean a bacterial infection. If it persists follow up with you doctor. There are creams that can fix this problem.
the yellow stuff is most likely discharge
Yes, it is bad if your rabbit has a brownish discharge. If your rabbit has a brownish discharge, it is sick and you should bring it to the vet. See the related questions below for more info and links. A discharge of any colour, from anywhere on a rabbit's body, is a sign of illness, and the rabbit should see a vet with experience and training in rabbits. Normal, healthy feces are solid, brown balls. Normal urine is liquid (not at all thick) -- it could be clear or pale yellow, or it could be reddish, orangish, or dark brownish -- these are all healthy and normal. A thickish brownish discharge from the genitals could be something called "urine sludge," which is not healthy and, without treatment, could lead to serious problems.
Brownish-Green
The hair of Aishwarya Rai Bachchan are brownish in colour.
brownish-orange
brownish black
brownish
The leaves turned a brownish red as autumn approached.
Females get discharge throughout their entire menstrual cycles. The normal colour is a white or cream, sometimes also clear, and it should continue throughout your entire cycle.
burgandy or maroon
a brownish shade
it is generally brownish red