Results 71 to 80 of about 11,631 (283)

Methodology of the biological risk classification of animal pathogens in Belgium [PDF]

open access: yes, 2010
The biological hazards posed by micro-organisms have lead to their categorisation into risk groups and the elaboration of classification lists. Current classification systems rely on criteria defined by the World Health Organization, which cover the ...
Boyen, Filip   +8 more
core   +1 more source

Abundance and Diurnal Time Activity Budget of the Threatened Species White-Headed Ducks (Anatidae: Oxyura leucocephala) in an Unprotected Area, Boussedra Marsh, Northeast Algeria

open access: yesEkológia (Bratislava), 2021
The white-headed duck is a globally threatened species and its populations have become fragmented and undergone major decline in recent decades. Changes including long-term abundance (five times from 2005 to 2018) and diurnal activity budget (2010−2011 ...
Hennouni Mohamed Amine   +8 more
semanticscholar   +1 more source

Morphology of Streptocara crassicauda and S. recta, with a Review of the Genus Streptocara (Nematoda: Acuariidae) and an Identification Key to Its Species

open access: yesDiversity, 2023
The cosmopolitan genus Streptocara Railliet, Henry and Sisoff, 1912 (Nematoda: Acuariidae) comprises parasites of the upper alimentary tract of aquatic and, rarely, terrestrial birds.
Yasen Mutafchiev, Boyko B. Georgiev
doaj   +1 more source

Citizen science reveals host‐switching in louse flies and keds (Diptera: Hippoboscidae) during a period of anthropogenic change

open access: yesMedical and Veterinary Entomology, EarlyView.
A study of louse flies in the United Kingdom, Isle of Man, and Ireland found 212 different interactions between Hippoboscidae and their hosts, of which 70 were previously unrecorded. No louse flies were found on aquatic species of birds. Host‐switching to gulls (Laridae) has occurred during a period in which these species have started relying on ...
Denise C. Wawman   +2 more
wiley   +1 more source

IMPACT OF COASTAL WETLAND RESTORATION STRATEGIES IN THE CHONGMING DONGTAN WETLANDS, CHINA: WATERBIRD COMMUNITY COMPOSITION AS AN INDICATOR [PDF]

open access: yes, 2014
This paper aims to evaluate the success of coastal wetland restoration by quantifying the waterbird community composition at three restored sites and on one natural coastal wetland, which served as a reference site, from September 2011 to May 2012 in ...
Liu, Jing   +5 more
core  

Microsatellite typing of avian clinical and environmental isolates of Aspergillus fumigatus [PDF]

open access: yes, 2011
Aspergillosis is one of the most common causes of death in captive birds. Aspergillosis in birds is mainly caused by Aspergillus fumigatus, a ubiquitous and opportunistic saprophyte.
Beernaert, Lies   +8 more
core   +3 more sources

Shorebird responses to fine‐scale water level fluctuations and macrofauna biomass in a newly constructed freshwater wetland

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction Restoration of marine and freshwater wetlands for shorebirds is essential for the recovery of their declining populations. An ongoing approach is to restore shorebird habitats by large‐scale engineering, expecting the return of birds once suitable abiotic conditions are (re)established.
Lars Ursem   +3 more
wiley   +1 more source

Model to Track Wild Birds for Avian Influenza by Means of Population Dynamics and Surveillance Information [PDF]

open access: yes, 2012
Design, sampling and data interpretation constitute an important challenge for wildlife surveillance of avian influenza viruses (AIV). The aim of this study was to construct a model to improve and enhance identification in both different periods and ...
Alba, Anna   +8 more
core   +4 more sources

Comparing Sediment and Water eDNA Metabarcoding for Monitoring Aquatic Biodiversity in a Plateau Lake

open access: yesEnvironmental DNA, Volume 8, Issue 1, January–February 2026.
Using multi‐locus eDNA metabarcoding of sediment and water samples collected from a plateau lake, this study systematically compared taxonomic diversity and community composition between the two sample types across the tree of life from archaea to mammals.
Xiu Feng   +6 more
wiley   +1 more source

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