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Effect of age, colony of origin and year on survival of yellow-legged gulls larus michahellis in the bay of biscay

Leire Juez, Auteur ; Asier Aldalur, Auteur ; Alfredo Herrero, Auteur ; Aitor Galarza, Auteur ; Juan Arizaga, Auteur

Dans Ardeola (62(1) JUN 2015)

We studied sources of variation in apparent local survival of yellow-legged gulls ringed as chicks in a number of colonies with different size trends. Specifically, our aim was to test whether individuals hatched in colonies with decreasing popu[...]

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