Nia is a druid that acts as a spiritual guide for fellow beast and brethren and a nomadic healer. But she also ascribes to the idea that nature is a cruel teacher and if the foolish want to ignore everyone's warnings, they'll suffer the horrible consequences.

The Black Company's freaking amazing. Went through the entire series omnibus and got several books in audio form. I was surprised by how much I missed after several read-throughs.