Once she's better and you feel like she's able to withstand a little cleanup, that's what I would do. Dry her well with a hairdryer.
In the meantime, try lightly brushing her fluff and feathers with a soft brush like an old toothbrush, soft nailbrush, baby brush, etc. See if this helps loosen up some of the debris.
In the meantime, try lightly brushing her fluff and feathers with a soft brush like an old toothbrush, soft nailbrush, baby brush, etc. See if this helps loosen up some of the debris.