Results 11 to 20 of about 17,883 (264)

The status of the parrot trade from tropical forests to Turkey

Turkish Journal of Forestry, 2018
Parrots are birds that naturally spread in the tropical regions of the world. International trade is carried out according to the CITES Convention. 135 parrot species were imported and 40 parrot species were re-exported between 1982 and 2016 in Turkey ...
Esra PER
doaj   +1 more source

Radiographic Measurements of the Cardiac Silhouette and Comparison with Other Radiographic Landmarks in Wild Galahs (Eolophus roseicapilla)

Animals, 2021
Background: Part of the diagnostic workup for cardiac diseases is radiographic imaging. To determine an enlarged heart, species-specific reference values are necessary.
Petra Schnitzer, Shivananden Sawmy, Lorenzo Crosta   +2 more
doaj   +1 more source

The Effect of Familiarity on the Temporal Dynamics of Spatial and Affiliative Associations in Monk Parakeets [PDF]

Animal Behavior and Cognition
To successfully navigate dynamic social environments, animals must manage their relationships by deciding who to interact with, how often, and when.
Claire L. O’Connell, Annemarie van der Marel, Elizabeth A. Hobson   +2 more
doaj   +1 more source

Molecular Diagnosis of Beak and Feather Disease in Native Brazilian Psittacines

Brazilian Journal of Poultry Science, 2015
The incidence of the psittacine beak and feather disease virus (BFDV) was investigated in Brazilian native parrots with normal feathering arriving at rescue and triage centers for wild animals (CETAS, IBAMA) in the state of Minas Gerais, Brazil. BFDV DNA
AV Araújo, DA Andery, FC Ferreira Jr., MC Ortiz, MVR Marques, SY Marin, DAR Vilela, JS Resende, M Resende, RV Donatti, NRS Martins   +10 more
doaj   +1 more source

Function and flexibility of object exploration in kea and New Caledonian crows [PDF]

Royal Society Open Science, 2017
A range of non-human animals frequently manipulate and explore objects in their environment, which may enable them to learn about physical properties and potentially form more abstract concepts of properties such as weight and rigidity.
Megan L. Lambert, Martina Schiestl, Raoul Schwing, Alex H. Taylor, Gyula K. Gajdon, Katie E. Slocombe, Amanda M. Seed   +6 more
doaj   +1 more source

Abundance of White-fronted Parrots and diet of an urban parrot assemblage (Aves: Psittaciformes) in a green Neotropical city

Avian Research, 2022
Urban ecosystems are evolutionarily recent novel environments acting as biodiversity filters. Psittacidae birds are considered successful urban adapters mainly due to their generalist feeding and opportunistic behavior, allowing them to occupy ...
Cristel Álvarez-Castillo, Ian MacGregor-Fors, Stefan L. Arriaga-Weiss, Claudio Mota-Vargas, Diego Santiago-Alarcon   +4 more
doaj   +1 more source

Insights from the media into the bird trade in India: an analysis of reported seizures

Oryx
India has an extensive bird trade that provides income and livelihoods for many people but involves considerable unregulated and illegal activity, threatening both native and exotic species and posing potential health risks to people and wildlife. Action
Sharda Kalra, Alisa Davies, Rowan O. Martin, Asha Poonia   +3 more
doaj   +1 more source

Complete mitogenomes of two Psittacula species, P. derbiana and P. eupatria

Mitochondrial DNA. Part B. Resources, 2019
In this paper, we first reported the complete mitogenomes of Psittacula derbiana and Psittacula eupatria. Respectively, P. derbiana and P. eupatria mitogenomes are 16,887 and 17,139 bp base pairs long.
Hongyi Liu, Yifan Ding, Rong Chen, Qian Tong, Peixian Chen   +4 more
doaj   +1 more source

Exotisme, altérité animale et identité humaine. Les perroquets de Jean de Léry

Viatica, 2022
It has often been considered that Jean de Léry’s travelogue initiated a new vision of "American" savages. The investigation proposed here will seek to explore the way in which the notion of otherness is also built thanks to a perception of the animal and
Marie-Christine Gomez-Géraud
doaj   +1 more source

Analysis of MAV Rotors Optimized for Low Noise and Aerodynamic Efficiency with Operational Constraints

Fluids
The rapid growth of drone use in urban areas has prompted authorities to review airspace regulations, forcing drone manufacturers to anticipate and reduce the noise emissions during the design stage.
Pietro Li Volsi, Gianluigi Brogna, Romain Gojon, Thierry Jardin, Hélène Parisot-Dupuis, Jean-Marc Moschetta   +5 more
doaj   +1 more source