Results 11 to 20 of about 9,315 (206)

Spatial and Temporal Variations in Waterfowl Assemblage Structures in Mongolian Lakes and the Changes Linked to the Gradient of Lake Surface Areas

open access: yesDiversity, 2023
Lakes and wetlands provide top-priority hotspots that play a key role in maintaining and protecting threatened and migratory waterfowl. Identifying seasonal and spatial variations in aquatic bird communities and their responses to environmental factors ...
Zoljargal Purevdorj   +8 more
doaj   +1 more source

Distribution of breeding waterbirds in relation to wetland characteristics in the Oued Righ valley in the Algerian Sahara

open access: yesEkológia (Bratislava), 2022
In the framework of this study 14 breeding species were identified in the wetland complex of the Oued Righ valley in the Algerian Sahara. Six species of breeding Anatidae were reported, two of which are classified as vulnerable and threatened, namely ...
Khirani-Betrouche Fatima, Moulaï Riadh
doaj   +1 more source

Complete mitochondrial genome of the common Pochard (Aythya ferina) from Ningxia Hui autonomous region, China

open access: yesMitochondrial DNA. Part B. Resources, 2022
We determined the whole mtDNA genome of the Common Pochard (Aythya ferina) in the Ningxia Hui Autonomous Region, China. The complete mitochondrial genome is 16,599 bp in length and consists of 13 protein-coding genes, 22 tRNA genes, 2 rRNA genes, and 1 ...
Hao Zhai   +6 more
doaj   +1 more source

Effects of Poplar Ecological Retreat on Habitat Suitability for Migratory Birds in China’s Dongting Lake Wetland

open access: yesFrontiers in Environmental Science, 2022
The Poplar Ecological Retreat (PER) project in Dongting Lake wetland is an important measure in response to China’s ecological civilization construction policy, it aims to remove eastern cottonwoods (Populus deltoides) that artificial large-scale planted
Xinyu Qu   +23 more
doaj   +1 more source

Phenology and diurnal behavior of common  shelduck Tadorna tadorna at Sebkhet Bazer (El-Eulma, Nouth-East of Hauts Plateaux, Algeria) [PDF]

open access: yesActa Biologica Sibirica, 2021
This work aims to study phenology and daytime budget of common shelduck Tadorna tadorna (Anatidae) for two wintering seasons (2017/2018, 2018/2019) at Sebkhet Bazer (El-Eulma) North-East of Algeria from September to March.
Leila Bouaguel   +2 more
doaj   +3 more sources

Mitochondrial genome of the critically endangered Baer’s Pochard, Aythya baeri, and its phylogenetic relationship with other Anatidae species

open access: yesScientific Reports, 2021
Historically, the diving duck, Baer’s Pochard (Aythya baeri) was widely distributed in East and South Asia, but according to a recent estimate, its global population is now less than 1000 individuals. To date, the mitochondrial genome of A. baeri has not
Dawei Liu   +4 more
doaj   +1 more source

Human infections associated with wild birds. [PDF]

open access: yes, 2008
IntroductionWild birds and especially migratory species can become long-distance vectors for a wide range of microorganisms. The objective of the current paper is to summarize available literature on pathogens causing human disease that have been ...
Bauchinger, Ulf   +4 more
core   +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

On the heritability of geographic range sizes [PDF]

open access: yes, 2003
Within taxonomic groups, most species are restricted in their geographic range sizes, with only a few being widespread. The possibility that species-level selection on range sizes contributes to the characteristic form of such speciesrange size ...
Gaston, K.J., Webb, T.J.
core   +1 more source

The complete mitochondrial genome of the gadwall (Anas strepera)

open access: yesMitochondrial DNA. Part B. Resources, 2019
The gadwall Anas strepera was widely distributed migratory duck in the family of Anatidae. The complete mitochondrial genome of gadwall was sequenced in this study to explore the mitogenomic characteristics and figure out its phylogenetic relationships ...
Qinguo Wei   +7 more
doaj   +1 more source

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