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Ibis, Vol. 157, Iss. 3, 2015-07 ,pp. : 536-544

John Wiley & Sons Inc

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Differential use of similar habitat by Harlequin Ducks: trade-offs and implications for identifying critical habitat

By Heath Joel P.   Montevecchi William A.  

Canadian Journal of Zoology, Vol. 86, Iss. 5, 2008-05 ,pp. : 419-426

NRC Research Press

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Long-term variation in survival rates of Sand Martins Riparia riparia: dependence on breeding and wintering ground weather, age and sex, and their population consequences: Capsule Survival rates of Sand Martins are driven by variation in rainfall on the wintering grounds prior to their arrival and in the breeding area in the previous summer; inter-annual changes in abundance also show strong correlations with survival.

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Taylor & Francis Ltd

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Fish and harlequin ducks compete on breeding streams

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Canadian Journal of Zoology, Vol. 87, Iss. 1, 2009-01 ,pp. : 31-40

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Seasonal and between-sex differences in the diet of Black Grouse Tetrao tetrix: Capsule Dietary differences between sexes and seasons reflected diversity in plant availability and habitat preferences.

By Beeston Rebecca   Baines David   Richardson Michael  

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