Results 71 to 80 of about 34,551 (225)

Living on the Edge: Juvenile Foraging and Adult Breeding Ecology of an Aerial Top Predator in Urban Environments

open access: yesEcology and Evolution, Volume 16, Issue 2, February 2026.
We analyzed a combination of GPS tracking data and nest‐monitoring data from an urban population of an opportunistic rodent specialist, the Common Buzzard (Buteo buteo), to analyze how raptors utilize urban landscapes. Buzzards occupied even extreme habitats such as residential areas for foraging and breeding and benefit from lucrative foraging ...
Marc Engler, Oliver Krone
wiley   +1 more source

Fauna and population of non-Passerine birds in the lower reaches of the Bolshaya Rechka River (Altai Territory, Bolsherechensky reserve)

open access: yesActa Biologica Sibirica, 2023
The purpose of this paper is to provide additional information on the non-Passerine bird fauna and populations in the Bolsherechensky Nature Reserve, specifically within the Bolshaya Rechka River valley.
Sergey V. Vazhov   +3 more
doaj   +1 more source

American kestrel population trends and vital rates at the continental scale

open access: yesEcosphere, Volume 17, Issue 2, February 2026.
Abstract The American kestrel (Falco sparverius, hereafter referred to as kestrel) has declined across much of its North American range since at least the mid‐1960s. Kestrel population dynamics have been explored through a multitude of local studies and two broad reviews of available data. Across large geographic extents, however, the demographic cause(
Paige E. Howell   +17 more
wiley   +1 more source

Nuevas adiciones a las aves de Colombia

open access: yesCaldasia, 1944
Anas rubripes subsp. / Dafila spinicauda (Vieillot) / Sarkidiornis carunculata (Lichtenstein) / Erismatura (Oxyura) ferruginea Eyton / Falco peregrinus cassini Sharpe / Neomorphus radiolosus Sclater & Salvin / Bubo virginianus nigrescens Berlepsch.
Lehmann V. F. C.
doaj  

Peregrine Falcons Nest Successfully During Reconstruction of Bridge Over Ohio River

open access: yesHuman-Wildlife Interactions, 2020
Peregrine falcons (Falco peregrinus) often nest on bridges over rivers and other waterways, resulting in the need for mitigation planning for bridge maintenance and reconstruction.
Kate G. Slankard   +3 more
doaj   +1 more source

Aproximació a l'estudi dels rapinyaires "(Falconiformes)" dels massissos de Sant Llorenç del Munt-Serra de l'Obac, Montserrat i zones envoltants [PDF]

open access: yes, 1981
This work mainly focuses on the study of the status, nourishment and protection of Raptors in the aforesaid area of Catalonia, with a surface area of 486 km2, in wich a total of 17 species have been detected, 8 of which are surely nesting, 2 have been ...
Real, Joan
core  

Dispersal: a matter of scale [PDF]

open access: yes, 2018
Population density around the natal site is often invoked as an explanation for variation in dispersal distance, with the expectation that competition for limiting resources, coupled with increased intra‐specific aggression at high densities, should ...
Amar   +70 more
core   +1 more source

Falco peregrinus

open access: yes, 2008
Recopilaci?n de observaciones de Halc?n preregrino (Falco peregrinus) realizadas durante varias salidas de campo a diferentes enclaves de la provincia de Valladolid, entre el 28 de agosto de 1948 y el 12 de junio de 1953. Incluye morfometr?a y dos ilustraciones de una hembra capturada en C?tar (Burgos) el 11 de abril de 1950, entre otras.
openaire   +2 more sources

Flooding and a complex predator community drive American oystercatcher nest and chick survival in Virginia

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 2, February 2026.
We investigated low American oystercatcher (Haematopus palliatus) productivity in the Virginia barrier islands, which historically supported high oystercatcher reproductive success. We found that chick survival was lower than nest survival, and that management may need to adapt to address evolving threats from coastal flooding and a multi‐guild ...
Mikayla N. Call   +6 more
wiley   +1 more source

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