Rhinos neither dust nor scrub. Those activities are centered on Ownership, keeping things a certain way to maintain their value. Given that Rhinos own nothing, fussing around with polishing rags is busywork at best, and a grim sign of disorientation at worst.

We take things as We find them, and leave them the same way. Why take on the task of shifting dirt from one place to another?

The Wild is not there to be improved upon.