Tankersley, Roger D <br/><br/>
Migration of birds as an indicator of broad-scale environmental condition.  [electronic resource] 

 -  Environmental monitoring and assessment  Jun 2004 
 - 55-67 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0167-6369 
<br/><br/><label>Standard No.: </label>10.1023/b:emas.0000016879.82499.b6  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Birds<br/>Environmental Monitoring--methods<br/>Environmental Pollutants--analysis<br/>Flight, Animal<br/>Movement<br/>Population Dynamics<br/>Risk Assessment<br/>Territoriality<br/>United States