Results 1 to 10 of about 921 (138)

The Yellow-browed Warbler (Phylloscopus inornatus) as a model to understand vagrancy and its potential for the evolution of new migration routes [PDF]

open access: yesMovement Ecology, 2022
Why and how new migration routes emerge remain fundamental questions in ecology, particularly in the context of current global changes. In its early stages, when few individuals are involved, the evolution of new migration routes can be easily confused ...
Paul Dufour   +8 more
doaj   +2 more sources

Geomagnetic disturbance associated with increased vagrancy in migratory landbirds [PDF]

open access: yesScientific Reports, 2023
Rare birds known as “accidentals” or “vagrants” have long captivated birdwatchers and puzzled biologists, but the drivers of these rare occurrences remain elusive.
Benjamin A. Tonelli   +2 more
doaj   +2 more sources

Lunatic asylums: A business of profit during the colonial empire in India [PDF]

open access: yesIndian Journal of Psychiatry, 2021
The knowledge about “maladies of the mind” was in the early stages of development and far from being considered as medical conditions till the mid-19th century.
R. C. Jiloha
doaj   +2 more sources

Offshore vagrancy in passerines is predicted by season, wind-drift, and species characteristics [PDF]

open access: yesMovement Ecology
Background Migratory birds accomplish remarkable feats of long-distance navigation. Vagrants, few individuals who migrate to incorrect locations, reveal conditions where orientation and navigation fail.
William E. Brooks
doaj   +2 more sources

Tropical cyclone activity predicts autumn vagrancy of Nearctic birds on a remote North Atlantic island [PDF]

open access: yesBMC Zoology
Wind drift has long been invoked as a primary driver of the seasonal appearance in Europe of long-distance migrants from North America (‘Nearctic vagrants’), presumed to be displaced beyond their normal range by westerly crosswinds and tropical storms ...
David Monticelli
doaj   +2 more sources

Insights Into the Ecology of a Widespread but Poorly Known Aerial Insectivore and a Theoretical Basis for Range Expansion Following Repeated Vagrancy Events [PDF]

open access: yesEcology and Evolution
Over the course of the last two centuries, Northern Rough‐winged Swallows (Stelgidopteryx serripennis) have expanded their range across the North American continent but have remained a relatively poorly known species. In this paper, I discuss two aspects
José R. Ramírez‐Garofalo
doaj   +2 more sources

Does Population Size Drive Changes in Transatlantic Vagrancy for Gulls? A Study of Seven North Atlantic Species

open access: yesFrontiers in Ecology and Evolution, 2022
European gulls Chroicocephalus ridibundus, Larus canus, and L. graellsii have dispersed to North America and C. ridibundus and L. graellsii have bred or attempted to breed. North American gulls L. delawarensis, Leucophaeus atricilla, Leucophaeus pipixcan,
Marlen Acosta Alamo   +5 more
doaj   +1 more source

Psychological Predictors of Vagrancy in Adolescents [PDF]

open access: yesКлиническая и специальная психология, 2019
Psychological predictors of vagrancy and home leave from socially and economically prosperous families in adolescents are analyzed in the article. The purpose of present article is to show that it is possible to predict the occurrence of runaways and ...
Simaeva I.   +3 more
doaj   +1 more source

The curse of Vagrancy in Pakistan

open access: yesJournal of Business and Social Review in Emerging Economies, 2020
Poverty and Vagrancy are an interlinked phenomenon, and the boundaries are blur as to which one leads to the other. Among many social issues, Pakistan faces the challenge of homelessness to date.
Ume Laila   +3 more
doaj   +1 more source

Removing Local Nuisances, Arresting Masterless Strangers, and Granting ‘Nights on Request’

open access: yesTijdschrift voor Sociale en Economische Geschiedenis, 2023
This article proposes a comparative study of everyday police controls of vagrants in two Belgian cities – a port city and a capital city – at the end of the nineteenth century, a period that was characterized by heightened mobility and social fear about
Margo De Koster, Ayfer Erkul
doaj   +1 more source

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