How do i take a oil filter off of a 2003 XR80?

i just need help.How do i take a oil filter off of a 2003 XR80?
with an oil filter wrench?How do i take a oil filter off of a 2003 XR80?
from searching thru the diagrams on Bike Bandit, it does not appear that the '03 XR80 has an oil filter, merely a drain and dipstick.





I know alot of the older big XRs (500, 600, 650) did not have a filter in the oil system either.