Results 91 to 100 of about 1,097 (171)

Ecology of Beak and Feather Disease Virus in wild psittacines

open access: yes, 2020
Beak and feather disease virus (BFDV) is a global threat to parrots. However, few studies have investigated the ecology of BFDV in wild populations.
Johanne Marie Martens (16651437)
core  

Temporal Loss of Genome‐Wide and Immunogenetic Diversity in a Near‐Extinct Parrot

open access: yesMolecular Ecology, Volume 34, Issue 9, May 2025.
ABSTRACT Loss of genetic diversity threatens a species' adaptive potential and long‐term resilience. Predicted to be extinct by 2038, the orange‐bellied parrot (Neophema chrysogaster) is a critically endangered migratory bird threatened by numerous viral, bacterial and fungal diseases.
Luke W. Silver   +6 more
wiley   +1 more source

A LEAP Forward in Wildlife Conservation: A Standardized Framework to Determine Mortality Causes in Large GPS‐Tagged Birds

open access: yesEcology and Evolution, Volume 15, Issue 4, April 2025.
A novel framework for determining the causes of mortality of large GPS‐tagged birds, the LIFE EUROKITE Assessment Protocol (LEAP), was developed. LEAP integrates GPS tracking data, site investigation, and necropsy to derive mortality causes and a corresponding certainty score. Two case studies demonstrated improvements in mortality assessments compared
Connor T. Panter   +87 more
wiley   +1 more source

Unusual fatal avian polyomavirus infection in nestling cockatiels (Nymphicus hollandicus) detected by nested polymerase chain reaction

open access: yesVeterinární Medicína, 2007
High mortality of nestling cockatiels (Nymphicus hollandicus) was observed in one breeding flock in Slovakia. The nestling mortality affected 50% of all breeding pairs. In general, all the nestlings in affected nests died.
O. Tomasek, O. Kubicek, V. Tukac
doaj   +1 more source

Variation in Plumage Coloration of Rosy‐Faced Lovebirds (Agapornis roseicollis): Links to Sex, Age, Nutritional Condition, Viral Infection, and Habitat Urbanization

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, Volume 343, Issue 1, Page 48-58, January 2025.
Lovebird adults had redder faces than juveniles, and birds with brighter faces had lower glucose levels and were less likely to have polyomavirus. Male lovebirds had bluer rumps than females. Lovebirds caught farther from the city had redder and darker feathers than those caught closer to the urban center.
Kevin J. McGraw   +3 more
wiley   +1 more source

DNA Virome in Cardiac Tissue from Green Sea Turtles (Chelonia mydas) with Myocarditis

open access: yesViruses
As part of a sea turtle health monitoring program on the central east coast of Queensland, Australia, stranded and sick green sea turtles (Chelonia mydas) were subjected to necropsy and histopathology. A subset of these turtles had myocarditis of varying
Christabel Hannon   +3 more
doaj   +1 more source

An investigation into the status of porcine circovirus in Australia [PDF]

open access: yes, 2004
This thesis reports for the first time the detection of porcine circovirus virus (PCV) in the Australian pig herd. PCV DNA was detected in the tissues of pigs from several Australian states using a multiplex polymerase chain reaction (PCR) assay, the ...
Raye, Warren Sean
core  

Beak and feather disease virus infection in cockatiels (Nymphicus hollandicus)

open access: yes, 2008
Psittacine beak and feather disease is known to occur in a wide range of psittacine species; however, there are no scientific or credible anecdotal reports of psittacine beak and feather disease occurring in the cockatiel (Nymphicus hollandicus) despite ...
Bonne, N.   +4 more
core  

Platycercus Elegans Genomic Variation and Beak and Feather Disease Virus Infection

open access: yes, 2023
This research looked at the host genetics of the crimson rosella in relation to Beak and feather disease virus (BFDV). The research identified BFDV-mediated selection in the crimson rosella genome and whether certain single nucleotide polymorphisms ...
Candice Lachenicht (20325495)
core  

Dal pappagallo al diamante di Gould: un nuovo ospite per BFDV (Beak and Feather Disease Virus)

open access: yes, 2012
Beak and Feather Disease Virus (BFDV) is a member of the genus Circovirus and causes the Psittacine Beak and Feather Disease (PBFD) in Psittaciformes.
BOZZO, GIANCARLO   +5 more
core  

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