Nelson, D A <br/><br/>
Song frequency as a cue for recognition of species and individuals in the field sparrow (Spizella pusilla).  [electronic resource] 

 -  Journal of comparative psychology (Washington, D.C. : 1983)  Jun 1989 
 - 171-6 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0735-7036 
<br/><br/><label>Standard No.: </label>10.1037/0735-7036.103.2.171  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal Communication<br/>Animals<br/>Birds<br/>Cues<br/>Male<br/>Pitch Discrimination<br/>Sound Spectrography<br/>Species Specificity<br/>Vocalization, Animal