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Changes in over-winter prey availability, rather than winter climate, are associated with a long-term decline in a northern Tawny Owl population

Giuseppe Orlando, Auteur ; Arianna Passarotto, Auteur ; Chiara Morosinotto, Auteur ; Kari Ahola, Auteur ; Teuvo Karstinen, Auteur ; Jon E. Brommer, Auteur ; Katja Koskenpato, Auteur ; Patrik Karell, Auteur

Dans Journal of Ornithology (165(1) January, 2024)

Although the associations between climate, food conditions and reproduction in the wild has been the focus of numerous studies in recent years, we still know little about population level responses to climate and fluctuating food conditions in l[...]

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Field evaluation for playback surveys: species-specific detection probabilities and distance estimation errors in a nocturnal bird community : Bird Study

Giuseppe Orlando ; Andrea Varesio ; Dan Chamberlain

Dans Bird Study (68(1) April, 2021)

Capsule During playback experiments, the distance from the surveyor to the call influences the chances of detection across nocturnal species in farmland and woodland habitats.Aim To evaluate how distance affects surveyor detection capability, ex[...]

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