Results 1 to 10 of about 34,648 (240)

Shape of the Pulmonary Doppler Sonography Blood Flow Profile of the Congo Grey Parrot (Psittacus erithacus) and the Influence of Heart Disease [PDF]

open access: yesVeterinary Sciences
In avian medicine, sonographic examination is an important diagnostic tool for heart diseases. Little is known about the diagnostic relevance of the Doppler blood flow profiles of parrots.
Carolin Girard   +4 more
doaj   +2 more sources

China’s International Trade of Parrots from 1981 to 2022 Based on the CITES Trade Database [PDF]

open access: yesAnimals
Parrots are popular with pet consumers and are one of the most traded groups of live birds around the world. China has been considered as an important country in bird trades, but we know little about China’s import and export of parrots. Using the latest
Jinming Zhang   +2 more
doaj   +2 more sources

Microsporidia keratoconjunctivitis identified as an emerging zoonotic threat from pet parrots: Clinical and metagenomic next-generation sequencing evidence [PDF]

open access: yesVirulence
Microsporidia are opportunistic, obligate intracellular fungi capable of causing keratoconjunctivitis. Because the clinical manifestations of microsporidia keratoconjunctivitis are indistinguishable from those of other etiologies, and the organism is ...
Zhengze Sun   +7 more
doaj   +2 more sources

What we (don’t) know about parrot welfare: Finding welfare indicators through a systematic literature review [PDF]

open access: yesAnimal Welfare
Parrots are popular companion animals but show prevalent and at times severe welfare issues. Nonetheless, there are no scientific tools available to assess parrot welfare.
Andrea Piseddu   +2 more
doaj   +2 more sources

A conservação da Ararinha-azul, Cyanopsitta spixii (Wagler, 1832)

open access: yesBiodiversidade Brasileira, 2021
A ararinha-azul (Cyanopsitta spixii) é o único representante do seu gênero e hoje é considerada provavelmente extinta na natureza. O manejo ex situ é prioridade na estratégia de conservação desde o início da década de 90, sendo um exemplo de parceria ...
Camile Lugarini   +4 more
doaj   +1 more source

An association between feather damaging behavior and corticosterone metabolite excretion in captive African grey parrots (Psittacus erithacus) [PDF]

open access: yesPeerJ, 2016
Background African grey parrots (Psittacus erithacus) are kept as pets and are frequently hand-reared. It has been observed that hand-reared African grey parrots may develop behavioral disorders such as feather damaging behavior (FDB).
Pierluca Costa   +6 more
doaj   +2 more sources

A survey of vocal mimicry in companion parrots

open access: yesScientific Reports, 2022
Parrots are one of the rare animal taxa with life-long vocal learning. Parrot vocal repertoires are difficult to study in the wild, but companion parrots offer a valuable data source.
Lauryn Benedict   +3 more
doaj   +1 more source

Wildlife Trade Influencing Natural Parrot Populations on a Biodiverse Indonesian Island

open access: yesDiversity, 2021
Indonesia has been identified as the highest priority country for parrot conservation based on the number of species, endemics, and threats (trapping and smuggling).
Dudi Nandika   +3 more
doaj   +1 more source

Psittacine beak and feather disease virus and avian polyomavirus detection rate in clinically healthy captive birds in the Czech Republic

open access: yesVeterinární Medicína, 2021
The aim of this study was to document the detection rate of the beak and feather disease virus (BFDV) and avian polyomavirus (APV) across clinically healthy captive parrots in the Czech Republic. The presence of the BFDV and APV was tested using a nested
Michaela Valastanova   +3 more
doaj   +1 more source

Parrots eat nutritious foods despite toxins. [PDF]

open access: yesPLoS ONE, 2012
Generalist herbivores are challenged not only by the low nitrogen and high indigestibility of their plant foods, but also by physical and chemical defenses of plants.
James D Gilardi, Catherine A Toft
doaj   +1 more source

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