Results 111 to 120 of about 6,199 (203)

Feather mites (Acari: Astigmata) of captive Psittaciformes in Brazil

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia
Feather samples were obtained from the following Psittaciformes birds: Amazona amazonica, Amazona aestiva, Aratinga jandaya, Brotogeris spp., Ara ararauna and Ara chloropterus (total of 37 individuals).
D.M. Pereira   +3 more
doaj   +1 more source

La avifauna del Cuaternario de Argentina: inferencias paleoambientales a partir del registro de los Psittacidae [PDF]

open access: yes
El registro de vertebrados del Cuaternario, en especial el del Pleistoceno medio y tardíoHolocena de la Región Pampeana, es el mejor conocido de América del Sur tanto desde el punto de vista bioestratigráfico como de edades radimétricas.
Acosta Hospitaleche, C.I.   +2 more
core  

Anticonceptie bij vogels [PDF]

open access: yes, 2011
Nowadays, contraceptives for birds are more en more used for the prevention of reproduction and for therapeutic reasons. In female animals, the indications for the use of contraceptives are abundant or chronic egglaying, eggbinding, dystocia, salpingitis,
De Cooman, Lien   +3 more
core  

An atypical case of proventricular dilatation in a Red-and-green Macaw (Ara Chloropterus) [PDF]

open access: yes, 2019
A Red-and-green Macaw (Ara chloropterus) was presented with regurgitation and passage of undigested seeds in the feces. Radiographic examination revealed dilatation of the proventriculus.
Geerinckx, Lise   +4 more
core  

Bird sounds as taxonomic characters [PDF]

open access: yes, 2012
Die mit der Fortpflanzung verbundenen Lautäußerungen der Vögel sind meist artspezifisch, so dass sie als taxonomische Merkmale verwendet werden können.
Tietze, Dieter Thomas
core  

Surveillance of Parrot Bornavirus in Taiwan Captive Psittaciformes

open access: yesViruses
Parrot bornavirus (PaBV) is an infectious disease linked with proventricular dilatation disease (PDD) with severe digestive and neurological symptoms affecting psittacine birds. Despite its detection in 2008, PaBV prevalence in Taiwan remains unexplored.
Brian Villanueva   +7 more
openaire   +3 more sources

Les campanyes de vacunació front al virus de la grip aviària, són eficaces? [PDF]

open access: yes, 2011
Durant les últimes dècades s'han detectat brots de grip aviària causants d'una elevada mortalitat en aus, tant domèstiques com salvatges. La presència de virus de la influença (o grip) aviària d'alta patogenicitat (IAAP) suposa un risc elevat per l ...
Vergara Alert, Júlia
core   +1 more source

Phylogenetic Relationships Within Cockatoos (Aves: Psittaciformes) Based on DNA Sequences of the Seventh Intron of Nuclear ?-Fibrinogen Gene [PDF]

open access: yes, 2011
Hubungan Kekerabatan Kakatua (Aves: Psittaciformes) Berdasarkan Sekuen DNA dariIntron ke Tujuh dari Gen ?--fibrinogen. Hubungan kekerabatan diantara burung kakatuamasih menjadi perdebatan, khususnya menyangkut posisi dari Nymphycus hollandicus ...
Astuti, D. (Dwi)
core  

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