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Biases in diet sampling methods in the Spanish Imperial Eagle Aquila adalberti

Roberto Sanchez, Auteur ; Anton Margalida, Auteur ; Luis Mariano Gonzalez, Auteur ; Javier Oria, Auteur

Dans Ornis Fennica (85(3) 2008)

This study quantifies for the first time the biases associated with different methods (direct observations, pellets, remains, and pellets plus remains referred to as pooled data) used to assess the diet of the Spanish Imperial Eagle Aquila adalb[...]

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