Verb (used without object) : The hog bristled up. ,The man bristled when I asked him to move. ,The plain bristled with bayonets. The project bristled with difficulties.    From Dictionary.com. 

Their skin is tough and covered by sparse, bristlelike hairs: the color above is reddish brown to gray; beneath, it is yellowish brown.    From Wordnik.com.  [15 Agouti] Reference

I ran my fingers through his ebony hair, enjoying the coarse, bristlelike feel of it under my fingertips, before sliding my hands lower.    From Wordnik.com.  [Venom] Reference