Results 1 to 10 of about 10,209 (227)

Minimizing Potential Allee Effects in Psittacine Reintroductions: An Example from Puerto Rico

open access: yesDiversity, 2021
The family Psittacidae is comprised of over 400 species, an ever-increasing number of which are considered threatened with extinction. In recent decades, conservation strategies for these species have increasingly employed reintroduction as a technique ...
Thomas H. White   +9 more
doaj   +1 more source

Evolution of Beak and Feather Disease Virus across Three Decades of Conservation Intervention for Population Recovery of the Mauritius Parakeet

open access: yesDiversity, 2021
Emerging infectious diseases (EIDs) are key contributors to the current global biodiversity crisis. Psittaciformes (parrots) are one of the most vulnerable avian taxa and psittacine beak and feather disease (PBFD) is the most common viral disease in wild
Deborah J. Fogell   +8 more
doaj   +1 more source

END-TO-END DEPTH FROM MOTION WITH STABILIZED MONOCULAR VIDEOS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
We propose a depth map inference system from monocular videos based on a novel dataset for navigation that mimics aerial footage from gimbal stabilized monocular camera in rigid scenes.
C. Pinard   +4 more
doaj   +1 more source

The Nature of Parrot and Its Rhetorical Reflections in Persian Poetry [PDF]

open access: yesMatn/Pizhūhī-i Adabī, 2023
Parrot is a well-known bird in Persian poetry, and various features of it have been implicated in literary themes and poetics. Scrutinizing literary works represents how Persian poets, living in different geographical regions, knew the natural and ...
Fatemeh Mehri
doaj   +1 more source

A Motif of Parrots in Dionysian Contexts on Selected Examples of Hellenistic and Roman Mosaics

open access: yesStudies in Ancient Art and Civilization, 2023
This paper provides an overview of the mosaics in which parrots are represented as a motive accompanying Dionysian themes. Based on the written and iconographic sources, the author argues that a parrot was an intrinsic element of the visual language ...
Anna Głowa
doaj   +1 more source

Searching for food in a concrete jungle: feeding ecology of a Psittacine assemblage (Aves, Psittacidae) in a major Amazonian city

open access: yesAnais da Academia Brasileira de Ciências, 2023
The efficient use of food resources is a precondition for wild species´ survival in urban environments. The feeding ecology of animals in tropical cities, however, remains poorly investigated.
CRISTIANE S. SOARES   +3 more
doaj   +1 more source

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

open access: yesAvian 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   +4 more
doaj   +1 more source

Genetic, but Not Behavioral, Evidence Supports the Distinctiveness of the Mealy Amazon Parrot in the Brazilian Atlantic Forest

open access: yesDiversity, 2021
The presence of unidentified cryptic species within a species complex can obscure demographic trends of vulnerable species, impacting potential species conservation and management decisions.
Dominique L. Hellmich   +2 more
doaj   +1 more source

Assessment of Commercially Available Immunoassays to Measure Glucocorticoid Metabolites in African Grey Parrot (Psittacus Erithacus) Droppings: A Ready Tool for Non-Invasive Monitoring of Stress

open access: yesAnimals, 2018
Despite being undomesticated, African Grey Parrots (Psittacus erithacus) are commonly found in captivity, in zoos or as pets. Captivity can be an ongoing stressor.
Cécile Bienboire-Frosini   +6 more
doaj   +1 more source

Ribavirin Inhibits Parrot Bornavirus 4 Replication in Cell Culture. [PDF]

open access: yesPLoS ONE, 2015
Parrot bornavirus 4 is an etiological agent of proventricular dilatation disease, a fatal neurologic and gastrointestinal disease of psittacines and other birds.
Jeffrey M B Musser   +6 more
doaj   +1 more source

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