1958 



Lebret, T. 1958. The "jump-flight" of the Mallard, Anas platyrhynchos L. , the 

 Teal, Anas crecca L., and the Shoveler, Spatula clypeata L. Ardea 46: 

 68-72. 



1957 



Stewart, P. A. 1957. Nesting of the Shoveller ( Spatula clypeata) in central 

 Ohio. Wilson Bull. 69: 280. 



Treous, V. D. 1957. [Seasonal movements and migrations of Anas strepera and 

 A. clypeata as revealed by ringing methods.] Trudy Biuro Kol'stev. 9: 

 162-208. [In Russian.] 



1952 



Childs, H. E., Jr. 1952. Hybrid between a Shoveler and a Blue-winged Teal. 

 Condor 54: 67-68. 



1950 



Dean, M. 1950. Diving of Shovelers. Brit. Birds 42: 19. 



Hickling, R. A. 0. 1950. Joint "injury-feigning" by Shoveler and Mallard, 

 Brit. Birds 42: 304. 



1949 



Boyer, G. F. 1949. Breeding of the Shoveler in New Brunswick. Auk 66: 

 199-200. 



1948 



Henderson, M. 1948. Calls of the Shoveler with young. Brit. Birds 41: 25. 



1947 



Lebret, T. 1947. Verandering van de terreinkeuze bij de doortrekkende Slob- 

 eenden Spatula clypeata , aan het Hollandische Diep. Ardea 35: 246-247. 

 [In Dutch. ] 



1946 



Griffith, R. E. 1946. Nesting of Gadwall and Shoveller on the middle Atlantic 

 coast. Auk 63: 436-438. 



1945 



Cottam, C. 1945. Diving habits of the Shoveller Duck. Condor 47: 39. 



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