There are at least two artists sharing this name. Paper Bird (Band) (http://paperbirdband.com/) is an indie folk band from Denver, Colorado USA. Paper Bird is also Anna Kohlweis from Vienna, Austria (http://www.paperbirdmusic.com/), who now performs as Squalloscope.
These are photos from concerts where paper bird played, so they may be of other bands that played the concert as well.
The Lumineers / Shovels & Rope / paper bird Dec 31, 2012 Denver, Colorado, United States Uploaded by Treyj1234