Results 21 to 30 of about 2,649 (211)

Case Series of Disseminated Xanthogranulomatosis in Red-crowned Parakeets (Cyanoramphus novaezelandiae) with Detection of Psittacine Adenovirus 2 (PsAdV-2)

Animals, 2022
Xanthogranulomatosis is a common dermatological disease in birds. This form of inflammation, possibly associated with lipometabolic disorders, can also be seen in visceral organs, which as yet has only rarely been described in avian medicine. In general,
Cornelia Konicek, Kristin Heenemann, Kerstin Cramer, Thomas W. Vahlenkamp, Volker Schmidt   +4 more
doaj   +1 more source

Parrot Free-Flight as a Conservation Tool

Diversity, 2021
The release of captive-raised parrots to create or supplement wild populations has been critiqued due to variable survival rates and unreliable flocking behavior.
Constance Woodman, Chris Biro, Donald J. Brightsmith   +2 more
doaj   +1 more source

Lipidose hepática em papagaio-verdadeiro (Amazona aestiva) adultos: Revisão

Pubvet, 2022
O presente trabalho traz uma revisão de literatura relacionada aos principais aspectos da lipidose hepática em aves adultas da espécie Amazona aestiva, conhecida como papagaio-verdadeiro ou papagaio-de-fronte-azul, cada vez mais popular como animal de ...
Vitória Naomi Yabiku Toyama, Michele Andrade de Barros, Andréa Barros Piazzon de Souza Queiroz, Diana Costa Nascimento   +3 more
doaj   +1 more source

Frequency dispersion reveals chromophore diversity and colour-tuning mechanism in parrot feathers [PDF]

Royal Society Open Science, 2018
Variation in animal coloration is often viewed as the result of chemically distinct pigments conferring different hues. The role of molecular environment on hue tends to be overlooked as analyses are mostly performed on free pigments extracted from the ...
Jonathan E. Barnsley, Elliot J. Tay, Keith C. Gordon, Daniel B. Thomas   +3 more
doaj   +1 more source

Granulomatous ventriculitis caused by Pythium insidiosum in a rosella (Platycercus eximius) [PDF]

Pesquisa Veterinária Brasileira
: Pythiosis is an infectious disease caused by the oomycete Pythium insidiosum and can affect various systems/tissues, including cutaneous, digestive and respiratory tracts.
Aline R. Baron, Glauco J.N. Galiza, Yanca G.S. Soares, Lucas Marian, Gustavo W. Pandolfo, Jennyfer J.S. Sá, João V.C. Roeder, Renata A. Casagrande   +7 more
doaj   +1 more source

Enteropathogenic Escherichia coli in Psittaciformes [PDF]

Avian Pathology, 1999
A total of 103 Escherichia coli isolates from psittaciform birds were examined for the presence of genes coding for shigatoxin 1 (Stx1), shigatoxin 2 (Stx2) and for intimin (eae), using the polymerase chain reaction (PCR). Sixty-eight E. coli strains were isolated from necropsy cases and faecal samples, the other 35 were from 205 cloacal swabs from ...
C, Schremmer, J E, Lohr, U, Wastlhuber, J, Kosters, K, Ravelshofer, H, Steinruck, L H, Wieler   +6 more
openaire   +2 more sources

Psittaciformes

, 2015
Published as part of Ksepka, DT & Clarke, JA, 2015, Phylogenetically vetted and stratigraphically constrained fossil calibrations within Aves, pp. 1-25 in Palaeontologia Electronica (Miami, Fla.) (Miami, Fla.) 18 on pages 14-15, DOI: 10.26879/373, http://zenodo.org/record ...
J. Jill Heatley, Juan Cornejo
openaire   +3 more sources

The Evolution of Masturbation in Birds. [PDF]

Ecol Evol
Masturbation has been sporadically documented across animal groups, yet the evolutionary origins and persistence of this sexual behaviour are largely unexplored. Through combining targeted surveys with published accounts, we test hypotheses about why masturbation occurs using a phylogenetically broad dataset on the presence or absence of masturbation ...
Heys C, Arbuckle K, Brindle M, Price TAR.   +3 more
europepmc   +2 more sources

S1B-Psittaciformes-Coverage-Applied

, 2019
S1B Fig. Input visualization for the 2015./2014.Psittaciformes alignment, with coverage globally applied.
Shizhuo, Yu, Franz, Nico M., Brown, Joseph W., Ludäscher, Bertram, Nico M. Franz (8027303), Joseph W. Brown (8028728), Yu Shizhuo (6373742), Musher, Lukas J., Lukas J. Musher (6368897), Bertram Ludäscher (479396)   +9 more
core   +1 more source

Detecção molecular e isolamento de Mycoplasma spp. em psitacídeos no estado de Pernambuco, Brasil

Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2016
Objetivou-se com este estudo investigar a ocorrência de Mycoplasma spp., Mycoplasma galissepticum (MG) e Mycoplasma synoviae (MS) em psitacídeos de cativeiro localizado no estado de Pernambuco, Brasil.
L.T.R. Silva, S.B. Santos, L.C. Rameh-de-Albuquerque, D.B. Siqueira, M.M.R. Amorim, J.C. Almeida, A.A.F. Oliveira, R.A. Mota   +7 more
doaj   +1 more source