Results 81 to 90 of about 12,801 (205)

Waterbirds and Other Drivers of Endoparasite Communities Across a Hierarchy of Spatial Scales

open access: yesFreshwater Biology, Volume 71, Issue 4, April 2026.
ABSTRACT Understanding drivers of parasite community structure is compromised by poor sampling and historical focus on one host‐one parasite systems. Yet parasites are ubiquitous and co‐infections are common. This study aimed to identify how various drivers, ranging from landscape scale (waterbird movements, hydrological connectivity, region, host ...
Sarah Nichols   +5 more
wiley   +1 more source

Caltech-UCSD Birds 200 [PDF]

open access: yes, 2010
Caltech-UCSD Birds 200 (CUB-200) is a challenging image dataset annotated with 200 bird species. It was created to enable the study of subordinate categorization, which is not possible with other popular datasets that focus on basic level categories ...
Belongie, Serge   +6 more
core   +1 more source

Swimming modes affect dive durations in diving birds

open access: yesJournal of Avian Biology, Volume 2026, Issue 2, March 2026.
Dive duration and body mass are positively correlated across air‐breathing vertebrate species, but other factors affecting dive duration are inadequately studied. Here, we examined the effect of a previously overlooked factor, swimming mode, using phylogenetically informed statistics with data on the diving capabilities of 53 species of avian divers ...
Hiroya Matsushita, Yuuki Y. Watanabe
wiley   +1 more source

New county records of chewing lice (Mallophaga) on birds in Florida [PDF]

open access: yes, 2002
County records for avian lice are less significant than the host records themselves. Considering that most avian lice are host specific, the county records should resemble the area the host would most likely be encountered. Nonetheless, the list cited in
Holt, J. Adam
core   +1 more source

Provenance does matter: links between winter trophic segregation and the migratory origins of European robins [PDF]

open access: yes, 2016
Amongst migratory species, it is common to find individuals from different populations or geographical origins sharing staging or wintering areas.
Bearhop, Stuart,   +7 more
core   +1 more source

Protected fish predator in a protected area: impact of the Great Cormorant (Phalacrocorax carbo L.) on fish populations in the Raszyńskie Ponds Nature Reserve (Central Poland)

open access: yesThe European Zoological Journal
The Raszyńskie Ponds Nature Reserve, established in 1978, is an ornithological reserve that provides key breeding, foraging, and resting habitats for water and marsh birds.
K. Karpińska   +5 more
doaj   +1 more source

Avian influenza overview December 2025–February 2026

open access: yesEFSA Journal, Volume 24, Issue 3, March 2026.
Abstract Between 29 November 2025 and 27 February 2026, 2514 highly pathogenic avian influenza (HPAI) A(H5) virus detections were reported in domestic (406) and wild (2108) birds in 32 countries in Europe. Albeit still at high levels after the peak was reached at the beginning of the current reporting period, the weekly number of detections has since ...
European Food Safety Authority (EFSA)   +16 more
wiley   +1 more source

Climate Change, Local Harvests and Marine Contamination: A Perspective on Cetacean Populations and Coastal Whaling Communities

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 2, February 2026.
ABSTRACT Cetaceans are indicators of ocean health, influence marine ecosystem dynamics and hold socio‐economic importance for coastal whaling communities. Yet whale–whaler relationships remain poorly understood and are increasingly compromised under the triple planetary crisis of climate change, biodiversity loss and pollution. Here, we briefly outline
Melissa A. McKinney, Jeremy J. Kiszka
wiley   +1 more source

Emergence, spread, and impact of high‐pathogenicity avian influenza H5 in wild birds and mammals of South America and Antarctica

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract The currently circulating high‐pathogenicity avian influenza (HPAI) virus of the subtype H5 causes variable illness and death in wild and domestic birds and mammals, as well as in humans. This virus evolved from the Goose/Guangdong lineage of the HPAI H5 virus, which emerged in commercial poultry in China in 1996, spilled over into wild birds,
Thijs Kuiken   +9 more
wiley   +1 more source

Pathological and Parasitological Findings in Serbian Great Cormorants Infected by Contracoecum rudolphii Sensu Lato

open access: yesActa Veterinaria
The carcasses of ten great cormorants (Phalacrocorax carbo) found in one colony in the province of Vojvodina were necropsied and examined for parasites.
Đurđević Biljana   +6 more
doaj   +1 more source

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