A rhino gets clean and the oxpecter gets a meal and the oxpecter warns the rhino danger is coming.
It gets a free cleanup when ever it stops
If they do not have the mammel , then they do not eat.
Oxpeckers feed on the Ticks found on a Rhino.
the oxpecker eats particles and stuff off the rhino, and so the oxpecker gets food and is helped and the rhino gets rid of gunk and is helped.