Srebrodol' ska ja, N. I. and R. S. Pavljuk. 1976. [Nutrition of Anas platyrhyn - 

 cha [sic] L. in the western part of the Ukrainian Polessie. ] Vestn. Zool. 

 1976: 78-80. [In Russian.] 



Stendell, F. C. , H. 0. Ohlendorf, E. E. Klaas and J. B. Elder. 1976. Mercury 

 in eggs of aquatic birds, Lake St. Clair — 1973. Pest. Monit. J. 9: 7-9. 



White, D. H. and R. G. Heath. 1976. Nationwide residues of organochlorines in 

 wings of adult Mallards and Black Ducks, 1972-73. Pest. Monit. J. 9: 

 176-185. 



1975 



Anderson, D. R. 1975. Population ecology of the Mallard: V: temporal and geo- 

 graphic estimates of survival, recovery, and harvest rates. U.S. Fish & 

 Wildl. Serv. Resour. Publ. 125. 110 pp. 



Ball, I. J. t D. S. Gilmer, L. M. Cowardin and J. H. Reichmann. 1975. Survival 

 of Wood Duck and Mallard broods in north-central Minnesota. J. Wildl. 

 Manage. 39: 776-780. 



Bourget, A. and G. Chapdelaine. 1975. Diving by wintering puddle ducks. Wild- 

 fowl 26: 55-57. 



Boyer, R. L. and M. J. Psujek. 1975. Canada Goose parasitising Mallard nest. 

 Wilson Bull. 87: 287. 



Caldwell, P. J. and G. W. Cornwell. 1975. Incubation behaviour and temper- 

 atures of the Mallard Duck. Auk 92: 706-731. 



Desforges, M. F. and D. G. M. Wood-Gush. 1975a. A behavioural comparison of 



domestic and Mallard ducks. Habituation and flight reaction. Anim. Behav. 

 23: 692-698. 



. 1975b. A behavioural comparison of domestic and Mallard ducks. Spatial 



relationships in small flocks. Anim. Behav. 23: 698-705. 



Doty, H. A. 1975. Renesting and second broods of wild Mallards. Wilson Bull. 

 87: 115. 



Gilmer, D. S., I. J. Ball, L. M. Cowardin, J. H. Reichmann and J. R. Tester. 

 1975. Habitat use and home range of Mallards breeding in Minnesota. J. 

 Wildl. Manage. 39: 781-789. 



Greenwood, R. J. 1975a. An attempt to freeze-brand Mallard ducklings. Bird- 

 Banding 46: 204-206. 



. 1975b. Reproduction and development of four Mallard lines. Prairie 



Nat. 7: 9-16. 



Heinz, G. 1975. Effects of methylmercury on approach and avoidance behavior 

 of Mallard ducklings. Bull. Environ. Contam. Toxicol. 13: 554-564. 



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