Results 71 to 80 of about 3,444 (214)
Almost Seven Decades of Coastal Bird Community Recovery Across Three European Seas
Our study examined long‐term trends in coastal bird communities across three European seas from 1957 to 2024. We found that bird abundance and diversity have increased over time, although these improvements vary among regions and sites. Protected areas—particularly strictly protected ones—play an important role in supporting these recoveries, but ...
Carlos Cano‐Barbacil +10 more
wiley +1 more source
Members of a social species need to make appropriate decisions about who, how, and when to interact with others in their group. However, it has been difficult for researchers to detect the inputs to these decisions and, in particular, how much ...
DeDeo, Simon +2 more
core
Molecular Survey of Chlamydial Infections in Three Public Bird Collections in Tehran, Iran
One hundred and eight samples from different avian species were collected and tested for Chlamydia spp. infection using PCR. Thirty‐seven samples from Psittaciformes, Columbiformes, Falconiformes, Galliformes and Charadriiformes were positive for Chlamydia DNA.
Seyed Mohamad Mahdi Hashemian +2 more
wiley +1 more source
Restoration of sea eagle population: A review
The population density of the white-tailed sea eagle Haliaeetus albicilla is very low in many countries. In last twenty years, the sea eagle population in South Bohemia was restored by strict protection subsidized by reintroduction.
Josef RAJCHARD +1 more
doaj
Presència de l'àguila marina Haliaeetus Albicilla (Linnaeus 1758) al jaciment espeleològic quaternari d'es Pouàs [PDF]
[cat] Es presenten les restes d'Àguila marina Haliaeetus albicilla obtengudes al jaciment d'Es Pouas, Eivissa. Aquesta espècie ha estat extirpada de I'ornitofauna eivissenca rera l'arribada de I'home. Es trobava al cim de la piràmide tròfica de
Alcover, Josep Antoni, McMinn, Miguel
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L'avifaune de l'habitat fortifié Chalcolitique de Leceia (Oeiras, Portugal) [PDF]
As escavações conduzidas em Leceia por um de nós (J. L. C.), em continuidade desde 1983, permitiram a recolha de um copioso conjunto de artefactos e de ecofactos, cujo estudo se encontra em curso.
Cardoso, João Luís, Gourichon, L.
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The Predatory Bird Monitoring Scheme (PBMS) Report 2006-7 [PDF]
The Predatory Bird Monitoring Scheme (PBMS) examines the levels of certain pollutants in selected wildlife species in Britain. It started in the 1960s to assess the impact of organochlorine pesticides on raptor populations, and the scheme is now the ...
Lawlor, A.J. +7 more
core
In 2018, atotal of 30 ornithologists and birdwatchers participated in the work of the RaptorRingingCenterof the Russian Raptor Research and Conservation Network and ringed 615 individuals of 24 species of Birds of Prey and Owls.
Elvira G. Nikolenko +10 more
doaj +1 more source
Food of the white‐tailed eagle Haliaeetus albicilla in Greenland
Six nests of white‐tailed eagles in the southernmost Greenland were watched during the nestling period and food items recorded photographically by remote controlled cameras. The species composition of the food was representative even for the adult eagles' diet. Fish made up a major part of 90%, various bird species and arctic fox pups the remaining 10%.
Frank Wille, Kaj Kampp
openaire +1 more source
Influence of the vegetation structure on the nest-site selection of birds of prey in the March floodplain forests, Lower Austria [PDF]
Zwischen Januar und Juli 2008 wurden im March-Auwald zwischen Hohenau und Drösing im niederösterreichischen Bezirk Gänserndorf (19,7 km2) systematisch Greifvogelhorste kartiert, und auf Besetzung und Bruterfolg kontrolliert.
Krenn, Harald W. +2 more
core

