Results 11 to 20 of about 18,555 (185)

Movements of post-breeding royal terns (Thalasseus maximus) in Virginia, U.S.A [PDF]

open access: yesPeerJ
Seabirds use a variety of strategies to maximize survival during migration. We studied the post-incubation movements of royal terns (Thalasseus maximus) from the largest seabird colony in Virginia, U.S.A. to understand their behaviors after nesting.
Chelsea Weithman   +10 more
doaj   +3 more sources

Emergence of novel highly pathogenic H5N1 avian influenza in slender-billed gulls (Chroicocephalus genei) and gull-billed terns (Gelochelidon nilotica) at Dukan Lake, Iraq [PDF]

open access: yesOpen Veterinary Journal
Background: Highly pathogenic avian influenza (HPAI) H5N1 has continued to result in severe mortalities among wild birds globally. Aim: The present study aimed to investigate the mass mortality in Slender-billed Gulls (Chroicocephalus genei) and Gull-
Nasih Ali   +5 more
doaj   +2 more sources

Counting cases, conserving species: addressing highly pathogenic avian influenza in wildlife [PDF]

open access: yesBiological Reviews, Volume 101, Issue 5, Page 2190-2213, October 2026.
ABSTRACT Highly pathogenic avian influenza (HPAI) has become a critical threat to wildlife, shifting from a seasonal epizootic to a persistent, year‐round panzootic with global consequences. Here, we summarise the origin, evolutionary mechanisms, and expanding host range of the current H5N1 virus (clade 2.3.4.4b) and assess its impact on wildlife. Over
Ulrich Knief   +4 more
wiley   +2 more sources

DNA Metabarcoding Reveals the Diet and Conservation Needs of the Chinese Crested Tern and Greater Crested Terns in Zhejiang Breeding Islands [PDF]

open access: yesEcology and Evolution
As top predators and environmental sentinels in marine ecosystems, seabirds face significant pressure from global fisheries in competing for fish resources.
Peng Ding   +10 more
doaj   +2 more sources

Assessing responses of reef island seabirds to environmental and anthropogenic drivers [PDF]

open access: yesConservation Biology, Volume 40, Issue 5, October 2026.
Abstract Tropical insular ecosystems face escalating, cumulative impacts of land‐ and sea‐based ecological threats that jeopardize the long‐term sustainability of their native communities. This joint vulnerability is epitomized by reef island seabirds, which are exposed to reef decline and coastal erosion driven by climate change, reduction in prey ...
Tristan Berr   +7 more
wiley   +2 more sources

Hypotheses and tracking results about the longest migration: The case of the arctic tern

open access: yesEcology and Evolution, 2019
The arctic tern Sterna paradisaea completes the longest known annual return migration on Earth, traveling between breeding sites in the northern arctic and temperate regions and survival/molt areas in the Antarctic pack‐ice zone.
Thomas Alerstam
exaly   +2 more sources

Distribution of avifauna on twenty-one islands of the Gulf of Mannar Biosphere Reserve, India

open access: yesJournal of Threatened Taxa, 2023
Every research endeavour must start with closing the information gap about species distribution and biodiversity systematically. Even though enough avifaunal research has been done on the Gulf of Mannar, southeastern India, there have been limited ...
H. Byju, N. Raveendran, S. Ravichandran
doaj   +1 more source

Population Growth and Long-Distance Vagrancy Leads to Colonization of Europe by Elegant Terns Thalasseus elegans

open access: yesFrontiers in Ecology and Evolution, 2021
Elegant terns Thalasseus elegans breed in a very limited area of the northern Gulf of California and the Pacific coast of southern California, with up to 95% (mean 78%, 1991–2014, Perez et al., 2020) of the population nesting on Isla Rasa in the northern
Richard Reed Veit   +5 more
doaj   +1 more source

Variation in isotopic niche partitioning between adult roseate and common terns in the Northwest Atlantic

open access: yesEndangered Species Research, 2023
Co-occurring species with similar resource requirements often partition ecological niches at different spatial and temporal scales. In the Northwest Atlantic (NWA), federally endangered roseate terns Sterna dougallii nest almost exclusively in coastal ...
HD Legett   +3 more
doaj   +1 more source

NAFLD‐related hepatocellular carcinoma: The growing challenge

open access: yesHepatology, EarlyView., 2022
Risk and protective factors for NAFLD‐related hepatocellular carcinoma Abstract Hepatocellular carcinoma (HCC) is a common cause of cancer‐related mortality and morbidity worldwide. With the obesity pandemic, NAFLD‐related HCC is contributing to the burden of disease exponentially.
Pir Ahmad Shah   +2 more
wiley   +1 more source

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