Results 61 to 70 of about 1,645 (199)

Biology of Invasive Monk Parakeets in South Florida

open access: yesThe Wilson Journal of Ornithology, 2012
Abstract Monk Parakeets (Myiopsitta monachus) have been in Florida for >40 yrs, having been imported by the thousands for the pet trade. This conspicuous, charismatic species is now widely established, but relatively little is known about its population biology outside South America.
Avery, Michael L.   +4 more
openaire   +2 more sources

Jaw myology and bite force of the monk parakeet (Aves, Psittaciformes) [PDF]

open access: yesJournal of Anatomy, 2015
AbstractPsittaciform birds exhibit novelties in jaw bone structure and musculature that are associated with strong bite forces. These features include an ossified arcus suborbitalis and the muscles ethmomandibularis and pseudomasseter. We analyse the jaw musculature of the monk parakeet (Myiopsitta monachus) to enable future studies aimed at ...
Carril, Julieta   +2 more
openaire   +4 more sources

Individual variation in animal communication: from species averages to unique voices

open access: yesBiological Reviews, Volume 100, Issue 6, Page 2625-2640, December 2025.
ABSTRACT The comparative study of communicative behaviour in non‐human animals, especially primates, has yielded crucial insights into the evolution of human language. This research, mostly focused on the species and population level, has improved our understanding of the various socio‐ecological factors that shape communication systems.
Angèle Lombrey, Marlen Fröhlich
wiley   +1 more source

Can the intake of antiparasitic secondary metabolites explain the low prevalence of hemoparasites among wild Psittaciformes? [PDF]

open access: yes, 2018
Background: Parasites can exert selection pressure on their hosts through effects on survival, on reproductive success, on sexually selected ornament, with important ecological and evolutionary consequences, such as changes in population viability ...
A Araújo   +177 more
core   +4 more sources

Rapid Changes in Cholinergic Signaling, Myelination, and Thyroid Signaling Pathway Gene Expression in Amygdala Subnuclei in Response to Social Status Maintenance and Reorganization

open access: yesEuropean Journal of Neuroscience, Volume 62, Issue 9, November 2025.
ABSTRACT Male CD‐1 mice form linear social hierarchies and can rapidly reform them following social reorganization. Through tag‐based sequencing in the medial amygdala (MeA), we identified several genes regulating cholinergic signaling, myelination, and thyroid signaling that rapidly shift expression 70 min after animals change social status.
Tyler M. Milewski   +3 more
wiley   +1 more source

Population Viability Analysis of Monk Parakeets in the United States and Examination of Alternative Management Strategies

open access: yesHuman-Wildlife Interactions, 2017
In the United States, monk parakeets (Myiopsitta monachus) are expanding their geographical distribution, and their overall population size is growing exponentially. Monk parakeets are causing widespread economic damage in the United States by nesting on
Stephen Pruett-Jones   +3 more
doaj   +1 more source

Nidificación inusual del Loro Barranquero (Cyanoliseus patagonus) en cavidades naturales de árboles [PDF]

open access: yes, 2018
The Burrowing Parrot Cyanoliseus patagonus is known to breed in burrows mostly on cliffs and ravines in arid or semi‐arid regions of Argentina and Chile.
Berkunsky, Igor   +4 more
core  

Leaky doors: private captivity as a prominent source of bird introductions in Australia [PDF]

open access: yes, 2017
The international pet trade is a major source of emerging invasive vertebrate species. We used online resources as a novel source of information for accidental bird escapes, and we investigated the factors that influence the frequency and distribution of
A Albert   +90 more
core   +2 more sources

CARING FOR CATS IN CAIRO: Urban Grammars of Compassion

open access: yesInternational Journal of Urban and Regional Research, Volume 49, Issue 4, Page 991-999, July 2025.
Abstract At first sight, Cairo is a cruel and harsh city, marked by extreme inequality and offering few resources for the poor. Like other metropolises, Cairo can easily numb its residents to the suffering of others. But it is also a city in which quiet, barely noticeable acts of compassion occur every day.
Amira Mittermaier
wiley   +1 more source

Unrelenting spread of the alien monk parakeet Myiopsitta monachus in Israel. Is it time to sound the alarm? [PDF]

open access: yes, 2017
Monk parakeets, Myiopsitta monachus Boddaert, are native to South America but have established populations in North America, Europe, Africa and Asia. They are claimed to act as agricultural pests in their native range, and their communal stick nests may ...
Muñoz-Gallego, Antonio Román   +3 more
core   +1 more source

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