What key physical feature distinguishes the brush rabbit's tail when it flees, setting it apart from many other cottontails?

Answer

It lacks the conspicuous white marking

Unlike many other rabbits in the *Sylvilagus* genus known for flashing bright white undersides when fleeing, the brush rabbit's short, stubby tail lacks this obvious visual signal.

What key physical feature distinguishes the brush rabbit's tail when it flees, setting it apart from many other cottontails?
animalcharacteristicrabbitbrush rabbit