Results 1 to 10 of about 12,542 (257)

Exotic parrots breeding in urban tree cavities: nesting requirements, geographic distribution, and potential impacts on cavity nesting birds in southeast Florida [PDF]

open access: diamondAvian Research, 2019
Background Exotic parrots have established breeding populations in southeast Florida, including several species that nest in tree cavities. We aimed to determine the species identity, nest site requirements, relative nest abundance, geographic ...
Joshua M. Diamond, Michael S. Ross
doaj   +2 more sources

Name use by companion parrots. [PDF]

open access: yesPLoS ONE
Humans organize social interactions in part by referring to others using proper names (hereafter "names"). Names might also facilitate the complex social lives of animals.
Lauryn Benedict   +4 more
doaj   +2 more sources

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
exaly   +2 more sources

Occurrence of bornaviruses, circoviruses and polyomaviruses in necropsy samples from parrots in Poland (2014–2024) [PDF]

open access: yesJournal of Veterinary Research
Proventricular dilatation disease (PDD) is a disease of parrots which has been known for many years, but only in 2008 was it confirmed that its cause is avian bornavirus (ABV).
Szotowska Ines, Ledwoń Aleksandra
doaj   +2 more sources

Nesting innovations in neotropical parrots associated to anthropogenic environmental changes

open access: yesEcology and Evolution, 2023
Parrots are among the most diverse and widely distributed groups of birds and one of the most threatened bird orders mainly due to habitat loss and illegal poaching.
Pedro Romero-Vidal   +2 more
exaly   +2 more sources

Psittacid Adenovirus-2 infection in the critically endangered orange-bellied parrot (Neophema chrysogastor): A key threatening process or an example of a host-adapted virus?

open access: goldPLoS ONE, 2019
Psittacid Adenovirus-2 (PsAdv-2) was identified in captive orange-bellied parrots (Neophema chrysogastor) during a multifactorial cluster of mortalities at the Adelaide Zoo, South Australia, and an outbreak of Pseudomonas aeruginosa septicaemia at the ...
Nian Yang   +6 more
doaj   +3 more sources

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

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

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