Results 51 to 60 of about 8,651 (187)

Evolution of ultraviolet vision in shorebirds (Charadriiformes) [PDF]

open access: yesBiology Letters, 2009
Diurnal birds belong to one of two classes of colour vision. These are distinguished by the maximum absorbance wavelengths of the SWS1 visual pigment sensitive to violet (VS) and ultraviolet (UVS). Shifts between the classes have been rare events during avian evolution.
Anders, Odeen   +2 more
openaire   +2 more sources

Two Cyclocoelids from the Lesser Yellowlegs, Tringa flavipes (Scolopacidae), from the Central Flyway of North America, Including the Description of Haematotrephus selfi n. sp. (Digenea: Cyclocoelidae) [PDF]

open access: yes, 2008
Seven specimens of cyclocoelids (6 specimens representing Haematotrephus selfi n. sp. and 1 specimen representing a second unidentified species of Haematotrephus) collected by the late Dr. J.
Dronen, Norman O   +2 more
core   +2 more sources

Estimating dynamic risk factors for pathogen transmission using community-level bird census data at the wildlife/domestic interface [PDF]

open access: yes, 2010
The ecology of host species is crucial for understanding the mechanisms of pathogen transmission and spread in complex multi-host systems. In this article, we use detailed observations of the host community to develop and apply a new approach to mapping ...
Caron, Alexandre   +4 more
core   +3 more sources

Attachment Patterns of Human and Avian Influenza Viruses to Trachea and Colon of 26 Bird Species – Support for the Community Concept

open access: yesFrontiers in Microbiology, 2019
Avian influenza A viruses (AIVs) have a broad host range, but are most intimately associated with waterfowl (Anseriformes) and, in the case of the H13 and H16 subtypes, gulls (Charadriiformes).
Per Eriksson   +9 more
doaj   +1 more source

Avian Influenza Virus Prevalence and Subtype Diversity in Wild Birds in Shanghai, China, 2016–2018

open access: yesViruses, 2020
From 2016 to 2018, surveillance of influenza A viruses in wild birds was conducted in Shanghai, located at the East Asian–Australian flyway, China. A total of 5112 samples from 51 species of wild birds were collected from three different wetlands.
Ling Tang   +6 more
doaj   +1 more source

Vulnerability of Croatian waterbirds [PDF]

open access: yes, 2012
Ptice pripadaju među najvažnije pokazatelje ukupnoga stanja prirode zbog svoje uske vezanosti uz staništa, složenosti životnog ciklusa i potreba za različitim staništima tijekom godine.
Jelinek, Marijana
core   +2 more sources

Avian diversity and their status in and around Bhindawas bird sanctuary, Haryana (India) [PDF]

open access: yes, 2017
One year survey conducted in and around Bhindawas bird sanctuary in district Jhajjar, Haryana (India) from January, 2015 to December, 2015; revealed a total of 104 bird species belonging to 15 orders and 39 families.
Chopra, Girish   +2 more
core   +2 more sources

First Record of Two Nasal Mites Genus Rhinonyssus (Mesostigmata, Rhinonyssidae) Parasitizing Birds from Estonia

open access: yesParasitologia
Rhinonyssids are obligate hematophagous mites that parasitize the nasal cavity of domestic and wilds birds worldwide. For the first time, two species of nasal mites of the genus Rhinonyssus from Estonia are described.
Ivan Dimov
doaj   +1 more source

The complete mitochondrial genome of common greenshank Tringa nebularia

open access: yesMitochondrial DNA. Part B. Resources, 2019
The complete mitochondrial genome of Common Greenshank Tringa nebularia was obtained using next-generation sequencing. The circular genome was 16,682 bp in length, consisting of 13 protein-coding genes, 22 transfer RNA genes, two ribosomal RNA genes, and
Fenli Zhang   +4 more
doaj   +1 more source

Evaluation of the extent of wetland birds in District Kaithal, Haryana, India [PDF]

open access: yes, 2010
Kaithal District is comprised of 2317 Km² Sq. Km area having six blocks Viz.:Kaithal, Kalayat, Pundri, Rajound, Ghula and Siwan located at a distance of 150 Kms from New Delhi toward North West. Its geographical position lies between 29° 48' 0 N latitude
Gupta, Rohtash Chand   +2 more
core   +2 more sources

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