TY - RPRT TI - Spatial and temporal migration patterns of Wilson's Warbler ( Wilsonia pusilla ) in the southwest as revealed by stable isotopes AU - K.L. Paxton AU - Charles van Riper AU - T.C. Theimer AU - E. H. Paxton PY - 2007 DO - 10.1642/0004-8038(2007)124[162:satmpo]2.0.co;2 UR - https://pubs.usgs.gov/publication/70031745 ID - 70031745 ER -