Results 11 to 20 of about 2,887 (174)

New findings of trematodes of the superfamily Echinostomatoidea Looss, 1899 in birds from the Czech Republic

open access: yesHelminthologia, 2021
In the Czech Republic, 12 freshly dead birds belonging to four species were examined helminthologically during a period of 2015 – 2019. They were six Caspian gulls Larus cachinnans (Lariformes), three goosanders Mergus merganser (Anseriformes), two ...
Sitko J.
doaj   +1 more source

Molecular Identification of Sarcocystis rileyi and Sarcocystis sp. (Closely Related to Sarcocystis wenzeli) in Intestines of Mustelids from Lithuania

open access: yesAnimals, 2023
The genus Sarcocystis is a group of numerous protozoan parasites having a two-host life cycle. Based on laboratory experiments and/or phylogenetic analysis results it was shown that seven Sarcocystis spp.
Petras Prakas   +6 more
doaj   +1 more source

Nestling Phenology of Anseriformes in the Baikal Siberia Region, Russia

open access: yesЮг России: экология, развитие, 2020
Aim. The goal was to aggregate data on the nesting phenology of the range of Anseriformes in the Baikal Siberia region – using the example of Lake Baikal itself.Material and methods. In preparing the materials we used data from our own observations based
E. N. Badmaeva   +5 more
doaj   +1 more source

Comparison of the Chromosome Structures between the Chicken and Three Anserid Species, the Domestic Duck (Anas platyrhynchos), Muscovy Duck (Cairina moschata), and Chinese Goose (Anser cygnoides), and the Delineation of their Karyotype Evolution by Comparative Chromosome Mapping

open access: yesThe Journal of Poultry Science, 2014
To better understand the process of karyotype evolution in Galloanserae (Galliformes and Anseriformes), we performed comparative chromosome painting with chicken chromosome-specific DNA probes and FISH mapping of the 18S-28S ribosomal RNA (rRNA) genes ...
Fhamida B. Islam   +6 more
doaj   +1 more source

Eimeria spp. and Tyzzeria perniciosa Allen, 1936 (Apicomplexa: Eimeriidae) from a Pacific black duck, Anas superciliosa Gmelin (Aves: Anseriformes), in western Australia

open access: yesCurrent Research in Parasitology and Vector-Borne Diseases, 2022
Four species of the Eimeriidae, Eimeria anatis Scholtyseck, 1955, Eimeria aythyae Farr, 1965, Eimeria krylovi Svanbaev & Rakhmatullina, 1967 and Tyzzeria perniciosa Allen, 1936, were morphologically identified from oöcysts recovered from a Pacific ...
Bruno P. Berto   +5 more
doaj   +1 more source

RESOURCES OF ANSERIFORMES OF SOUTHERN BARABA AND NORTHERN KULUNDA DURING THE SUMMER PERIOD AND THEIR CONSERVATION

open access: yesRUDN Journal of Ecology and Life Safety, 2017
In true article results of researches of number and placing of Anseriformes in southern Baraba and northern Kulunda are resulted: the structure of the population and connection of population density with morfo-ecological parametres of reservoirs in early-
Andrey V Bazdyrev, Evgeniy B Murzakhanov
doaj   +1 more source

Influenza a virus migration and persistence in North American wild birds. [PDF]

open access: yesPLoS Pathogens, 2013
Wild birds have been implicated in the emergence of human and livestock influenza. The successful prediction of viral spread and disease emergence, as well as formulation of preparedness plans have been hampered by a critical lack of knowledge of viral ...
Justin Bahl   +18 more
doaj   +1 more source

Expanding the knowledge of Ruddy Shelduck (Tadorna ferruginea Pallas, 1764) distribution in Serbia: New findings and implications for conservation [PDF]

open access: yesKragujevac Journal of Science
The Ruddy Shelduck (Tadorna ferruginea) is a vagrant passage and wintering species whose presence and distribution in Serbia have been inadequately studied. This study presents new findings of T.
Nikolić Marko Lj., Medenica Ivan J.
doaj   +1 more source

مونیتورینگ سرولوژیک آنفلوانزای طیور در مرغان مهاجر ایران [PDF]

open access: yesArchives of Razi Institute, 2005
Although migratory waterfowl is well known to be a major reservoir for avian influenza virus (AIV), there are only few recently published reports about the seroprevalence of AIV in this group of birds.
س.ر. فریدونی   +6 more
doaj   +1 more source

The complete mitochondrial genome of Aix galericulata and Tadorna ferruginea: bearings on their phylogenetic position in the Anseriformes. [PDF]

open access: yesPLoS ONE, 2014
Aix galericulata and Tadorna ferruginea are two Anatidae species representing different taxonomic groups of Anseriformes. We used a PCR-based method to determine the complete mtDNAs of both species, and estimated phylogenetic trees based on the complete ...
Gang Liu, Lizhi Zhou, Bo Li, Lili Zhang
doaj   +1 more source

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