Results 191 to 200 of about 26,138 (280)

Low breeding propensity in a declining Arctic‐breeding swan revealed by telemetry data

open access: yesIbis, Volume 168, Issue 4, Page 1293-1311, October 2026.
Many migratory bird populations are declining in the face of habitat degradation and climate change, making it important to identify which stages of their annual cycle are most affected in order to guide conservation measures. The Bewick's Swan Cygnus columbianus bewickii, an Arctic‐breeding waterfowl species, has suffered a dramatic population decline
Tohar Tal   +6 more
wiley   +1 more source

Geographical distribution of the Pinnated Bittern (Botaurus pinnatus): Update and seasonal movement pattern

open access: yesIbis, Volume 168, Issue 4, Page 1483-1499, October 2026.
The Pinnated Bittern Botaurus pinnatus (Ardeidae) is a widely distributed Neotropical wading bird whose distribution and seasonal status remain poorly resolved. Discrepancies among published literature, citizen science records and the range currently assumed by BirdLife International indicate that both its geographical distribution and migratory ...
Helon Simões Oliveira   +3 more
wiley   +1 more source

Short‐term survival of mallards following external transmitter attachment

open access: yesIbis, Volume 168, Issue 4, Page 1721-1730, October 2026.
Capturing birds for external transmitter attachment allows researchers to collect abundant movement and behavioural data across spatial and temporal gradients but can expose birds to additional stress due to prolonged handling, sometimes leading to mortality.
Cassidy L. Waldrep   +13 more
wiley   +1 more source

Geolocation reveals wintering sites of near‐extinct Caucasian breeding sea duck

open access: yesIbis, Volume 168, Issue 4, Page 1731-1738, October 2026.
We obtained 14 sets of full annual cycle geolocator tracks from 13 individual nesting female Velvet Scoter Melanitta fusca from the relict Caucasian population at their last remaining breeding site, Lake Tabatskuri, Georgia. Results showed that females wintered at widespread discrete localities in Ukraine, around the coasts of the Crimean Peninsula and
Nika Paposhvili   +3 more
wiley   +1 more source

Guild‐Based Metacommunity Internal Structure: Insights From Waterbird Assemblages in a Dynamic Estuarine System

open access: yesJournal of Biogeography, Volume 53, Issue 10, October 2026.
ABSTRACT Aim Understanding how ecological processes shape species assemblages in dynamic environments is central to community ecology. Estuarine waterbirds are a compelling system for metacommunity analysis because their high mobility, functional diversity and sensitivity to environmental variation make them well suited to examine how assembly is ...
Tawane Y. Nunes   +5 more
wiley   +1 more source

Rural Justice and the Green Transition: Understanding Green Discontent in Eastern Germany

open access: yesSociologia Ruralis, Volume 66, Issue 4, October 2026.
ABSTRACT Rural areas are rapidly becoming the focal points of green transition and its associated political conflicts. The resulting ‘green discontent’ is currently fuelling a broader ‘rural discontent’. However, little is known about how people living in rural areas interpret green policies.
Susann Bischof   +4 more
wiley   +1 more source

Development and clinical application of a TaqMan-based real-time quantitative PCR assay for rapid detection of goose adenovirus type 4. [PDF]

open access: yesFront Microbiol
Liu R   +14 more
europepmc   +1 more source

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