1975 



Fernandez-Cruz, M. 1975. Primera captura en Espana de cerceta aliazul ( Anas 

 discors ). Ardeola 20: 336-337. [In Spanish.] 



Turner, B. C. and W. Threlfall. 1975. The metazoan parasites of Green-winged 

 Teal ( Anas crecca L.) and Blue-winged Teal ( Anas discors L.) from eastern 

 Canada. Proc. Helminthol. Soc . Wash. 42: 157-169. 



1974 



Gore, J. F. and D. D. Foss. 1974. Observations and implications of Blue- 

 winged Teal nesting in southern Illinois. Wildl. Soc. Bull. 2: 70-71. 



Swanson, G. A., M. I. Meyer and J. R. Serie. 1974. Feeding ecology of breed- 

 ing Blue-winged Teals. J. Wildl. Manage. 38: 396-407. 



1973 



Greij, E. D. 1973. Effects of sex hormones on plumages of the Blue-winged 

 Teal. Auk 90: 533-551. 



1972 



Grant, G. S. 1972. Breeding range extension of the Blue-winged Teal into 

 southeastern North Carolina. Chat 36: 31-32. 



1971 



Heiser, N. G. 1971. Nest site selection by Blue-winged Teal ( Anas discors ) in 

 northwest Iowa. M.S. thesis, Iowa St. Univ. /Ames, IA. 29 pp. 



1970 



Harris, H. J. 1970. Evidence of stress response in breeding Blue-winged Teal. 

 J. Wildl. Manage. 34: 747-755. 



Haverschmidt , F. 1970. Die Blauf lugel-Ente ( Anas discors ) im nordlichen Sud- 

 amerika nebst Beringungs-Ergebnissen aus Surinam. Vogelwarte 25: 229-233. 

 [In German with English summary.] 



Owen, R. B. , Jr. 1970. The bioenergetics of captive Blue-winged Teal under 

 controlled and outdoor conditions. Condor 72: 220. 



Swanson, G. A. and J. C. Bartonek. 1970. Bias associated with food analysis 

 in gizzards of Blue-winged Teal. J. Wildl. Manage. 34: 739-746. 



1969 



Dirschl, H. J. 1969. Foods of Lesser Scaup and Blue-winged Teal in the Sas- 

 katchewan River delta. J. Wildl. Manage. 33: 77-87. 



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