Results 61 to 70 of about 11,631 (283)

FIRST RECORD OF MELANITTA FUSCA IN THE REPUBLIC OF KOREA AND UPDATE ON NORTHEAST ASIAN RECORDS

open access: yesNature Conservation Research: Заповедная наука, 2022
We report the first confirmed sighting of the globally Vulnerable Melanitta fusca (Anatidae, Anseriformes) from Yeongil Bay in Pohang in the Republic of Korea.
Amaël Borzée, Nial Moores
doaj   +1 more source

Antidiabetic Potential of Ligands from NEIST_PMIB_06, Bacterium Associated with Hawaijar (Fermented Soy Food): Insight from in Vitro and in Silico Studies

open access: yesChemFoodChem, EarlyView.
ABSTRACT In this study, a bacterium (NEIST_PMIB_06) was isolated from Hawaijar, a fermented soy food from Manipur, Northeast India. The bacterium was inoculated and incubated to isolate bioactive compounds. Liquid‐liquid extraction was performed to obtain extracts (cell‐free and cell‐based), and their efficacy was evaluated.
A Ibeyaima   +2 more
wiley   +1 more source

Passero Passer italiae x hispaniolensis nidificante su barca da pesca in Sicilia

open access: yesRivista Italiana di Ornitologia - Research in Ornithology, 2022
Si segnala la nidificazione di passera sarda Passer prope hispaniolensis su delle barche da pesca (gozzi) ormeggiate a Margi Spanò (Trapani). Sebbene la nidificazione di uccelli su imbarcazioni sia stata documentata, la maggioranza dei casi è riferita a
Salvatore Surdo
doaj   +1 more source

Miocene waterfowl and other birds from central Otago, New Zealand [PDF]

open access: yes, 2007
Copyright © The Natural History Museum 2007Abundant fossil bird bones from the lower Bannockburn Formation, Manuherikia Group, an Early-Middle Miocene lacustrine deposit, 16–19 Ma, from Otago in New Zealand, reveal the “St Bathans Fauna” (new name), a ...
_____   +140 more
core   +1 more source

DuckNet: an open‐source deep learning tool for waterfowl species identification in UAV imagery

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Using drones with thermal‐RGB sensors and a deep learning model (RetinaNet with ResNet‐50), we surveyed non‐breeding waterfowl across restored wetlands in the Mississippi Alluvial Valley. Our model, DuckNet, achieved high accuracy and offers an open‐source, customizable tool for automated waterfowl detection to support conservation monitoring ...
Zack Loken   +4 more
wiley   +1 more source

A hitherto unrecorded sighting of the Common Pochard Aythya ferina (Linnaeus, 1758) (Aves: Anseriformes: Anatidae) in Vedanthangal Bird Sanctuary, Tamil Nadu, India

open access: yesJournal of Threatened Taxa, 2014
The Common Pochard Aythya ferina (Linnaeus, 1758) (Aves: Anseriformes: Anatidae) is recorded for the first time in Vedanthangal Bird Sanctuary, Tamil Nadu, India.
Samidurai Jayakumar   +2 more
doaj   +1 more source

DNA metabarcoding reveals wolf dietary patterns in the northern Alps and Jura Mountains

open access: yesWildlife Biology, EarlyView.
Understanding predator–prey interactions is crucial for wildlife management and human–wildlife coexistence, particularly in multi‐use landscapes such as western Europe. As wolves Canis lupus recolonize their former habitats, knowledge of their diet is essential for conservation, management and public acceptance.
Florin Kunz   +6 more
wiley   +1 more source

Efficient Masked Autoencoder for Birdsong Representation with Applications on Wild Bird Species Classification

open access: yesIntegrative Zoology, EarlyView.
Research on mosquito feeding preferences and the malaria parasites they transmit is essential for understanding the interactions between hosts, vectors, and parasites. In this study, vertebrate hosts were identified in 72 mosquitoes. Most blood meals (58.7%) came from birds, representing 25 species, while 40.0% came from mammals (13 species), and 1.3 ...
Qin Zhang   +8 more
wiley   +1 more source

Comparative Analysis of Morphometric, Densitometric, and Mechanical Properties of Skeletal Locomotor Elements in Three Duck Species (Anatidae: Anatinae)

open access: yesAnimals
Simple Summary This study aims to investigate the skeletal adaptations of three duck species: the Mallard, Tufted Duck, and Green-Winged Teal. Ducks play a critical role in wetland ecosystems by aiding in seed dispersal and nutrient cycling.
C. Osiak-Wicha   +5 more
semanticscholar   +1 more source

Courtship display behavior influences tail myology in Centrocercus minimus (Gunnison sage‐grouse)

open access: yesJournal of Anatomy, EarlyView.
Courtship displays among birds are widespread, particularly those which incorporate raised tail feathers for extended periods of time. The Gunnison sage‐grouse (Centrocercus minimus) is such a species. When we compared the tail muscles of the sage‐grouse to birds which do not engage in erected tail fan postures, both morphology proportional mass ...
Alexander D. Clark   +3 more
wiley   +1 more source

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