Results 41 to 50 of about 1,658 (173)

Feather forensics: tracing the origins of parrots in wildlife trade with stable isotopes and citizen science

open access: yesAnimal Conservation, Volume 28, Issue 4, Page 582-591, August 2025.
To supply high demand for exotic pets, animals are harvested illegally from the wild and laundered as captive bred. However, there are currently limited methods to identify captive or wild origins of wildlife. We assessed the accuracy of stable isotope analysis of feathers to identify differences in diets, and therefore captive and wild origins, of ...
K. G. W. Hill   +5 more
wiley   +1 more source

The Hidden Diet: Determining the Distribution of the Threatened Julia Creek Dunnart (Sminthopsis douglasi) Using Eastern Barn Owl (Tyto javanica delicatula) Pellets

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
In the present study, eastern barn owl (Tyto javanica delicatula) pellet analysis was used to assess a range of locations for the presence of the Julia Creek dunnart (Sminthopsis douglasi) as a prey species. Owl pellet deposit sites were chosen to encompass areas of high, medium, and low likelihood of Julia Creek dunnart occurrence based on Australian ...
Dana A. Lockhart   +6 more
wiley   +1 more source

Protocolo anestésico para periquito australiano (Melopsittacus undulatus)

open access: yes, 2023
Avian anesthesia is a controversial area of study due to the different morphophysiology for each of the species. Which makes it necessary to propose reliable protocols for those in captivity, which in addition to contributing to their conservation and ...
Pérez–Rivero, J.J.   +3 more
core  

Cartilla de histología. Caracterización histológica del sistema nervioso central del perico australiano (melopsittacus undulatus)

open access: yes, 2009
La histología es el estudio de los tejidos tanto animal como vegetal, que describe las características morfológicas que conforman un tejido particular.
Salguero, Diana María   +1 more
core  

Keratoacanthoma causing beak deformity in a budgerigar (Melopsittacus undulatus)

open access: yes, 2007
This report describes a keratoacanthoma causing abnormal maxillary beak growth in a 6-year-old male budgerigar (Melopsittacus undulates). Although the bird was still capable of eating, it had recently been demonstrating signs of respiratory distress and ...
Doneley, RJT   +3 more
core   +1 more source

Spatial proximity and mate-specific behaviour in a flock of budgerigars (Melopsittacus undulatus; Aves, Psittacidae)

open access: yes, 1976
Trillmich F. Spatial proximity and mate-specific behaviour in a flock of budgerigars (Melopsittacus undulatus; Aves, Psittacidae). Zeitschrift für Tierpsychologie.
Trillmich, Fritz ; https://orcid.org/
core  

The influence of separation on the pair bond in budgerigars (Melopsittacus undulatus; Aves, Psittacidae

open access: yes, 1976
Trillmich F. The influence of separation on the pair bond in budgerigars (Melopsittacus undulatus; Aves, Psittacidae. Zeitschrift für Tierpsychologie.
Trillmich, Fritz ; https://orcid.org/
core  

Feeding behaviour an daily energy expenditure of domesticated budgerigars (Melopsittacus undulatus): Influence of type of housing and vertical position of the feeder

open access: yes, 2007
Obesity is a common health problem in captive budgerigars (Melopsittacus undulatus). The welfare of budgerigars would be increased in a housing system limiting obesity.
Steiger, A   +14 more
core   +1 more source

Avaliação do uso de homeopatia e suplemento alimentar no crescimento de filhotes de periquito australiano (Melopsittacus undulatus) [PDF]

open access: yes, 2017
Trabalho de Conclusão de Curso (graduação)—Universidade de Brasília, Faculdade de Agronomia e Medicina Veterinária, 2017.O Periquito Australiano (Melopsittacus undulatus) é uma ave da ordem Psittaciforme e família Psittacidae.
Martins, Jéssica da Silva
core  

Clinical approach to renal neoplasia in budgerigars (Melopsittacus undulatus)

open access: yes, 2006
Renal neoplasia in budgerigars (Melopsittacus undulatus) is seen regularly in general practice and is of interest to many practicing veterinary surgeons.
Mayer, J   +3 more
core   +1 more source

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