Willow Flycatcher  
  (Empidonax traillii)  
 1 2  
       Recorded by Paul Driver on 2017-10-14
United States, Upper Hanover (near Pennsburg), Montgomery, Pennsylvania
Comments: alarm call.   whit calls by one bird and extended calls by other near nest     bird-seen:yes     playback-used:no       Citation: Paul Driver, XC140839. Accessible at www.xeno-canto.org/140839.

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