Results 21 to 30 of about 688 (172)

Fight song: variation in singing behaviour and song structure during natural agonistic interactions in a tropical songbird, Adelaide's Warbler (Setophaga adelaidae)

open access: yesIbis, Volume 168, Issue 2, Page 766-778, April 2026.
Birds may use their singing behaviours and song structure as agonistic signals in territorial encounters. We conducted an observational study to test this hypothesis in male Adelaide's Warblers Setophaga adelaidae, a tropical songbird that defends a territory year‐round.
Peter C. Mower   +4 more
wiley   +1 more source

A Preliminary Assessment of Noise‐Related Impacts From the Urban‐Invasive Johnstone's Whistling Frog (Eleutherodactylus johnstonei) 城市入侵物种约翰斯通鸣蛙 (Eleutherodactylus johnstonei) 引起的噪声影响初步评估 Una evaluación preliminar de los impactos relacionados con el ruido de la rana silbadora de Johnstone (Eleutherodactylus johnstonei), especie urbana invasora

open access: yesIntegrative Conservation, Volume 5, Issue 1, Page 104-114, March 2026.
The Johnstone's whistling frog is an invasive species whose loud night‐time calls may affect human health and well‐being. Our study in Cali, Colombia, combined fieldwork and online surveys to assess its urban occupancy, density, and potential health impacts.
Rubén Darío Palacio, Sumana Goli
wiley   +1 more source

Los sonidos del flamenco: análisis fonético de “los orígenes” del cante

open access: yesCultura, Lenguaje y Representación, 2020
En esta investigación se presenta un estudio de los principales rasgos fonéticos de una muestra de 50 cantaores y las cantaoras de flamenco nacidos entre 1880 y 1950. Con el análisis de sus rasgos queremos comprobar si, como se ha dicho en otros estudios
Elena Fernández de Molina Ortés
doaj   +1 more source

Later life mobilities at the margins of urban geography

open access: yesTransactions of the Institute of British Geographers, Volume 51, Issue 1, March 2026.
Short Abstract How do older people navigate African cities? This paper addresses that question through vernacular accounts of everyday mobility in Accra and Sekondi‐Takoradi, Ghana. By engaging with geographies of later life, it challenges the Southern urban critique to better reflect the plurality of marginality, and contributes to reimagining how ...
James Esson   +5 more
wiley   +1 more source

La escena del cuplé en el año del Concurso de Cante Jondo (1922)

open access: yesMúsica Oral del Sur, 2023
A propósito de la celebración del Concurso de Cante Jondo (Granada, 1922) no fueron pocas las voces que alabaron la celebración del mismo por luchar contra esas modas, adulteradas y heterodoxas, que se llevaban a cabo en el contexto del café cantante y ...
Enrique Encabo
doaj   +1 more source

Passive acoustic monitoring paired with machine learning outperforms playback surveys for a rare and cryptic species, the Black‐billed Cuckoo (Coccyzus erythropthalmus)

open access: yesConservation Science and Practice, Volume 7, Issue 12, December 2025.
Compared to playback surveys, passive acoustic monitoring provides increased detection probability and lower costs for monitoring a rare and cryptic avian species. Abstract Monitoring rare and cryptic species presents unique challenges and is of high importance for conservation practitioners.
Anna M. Kurtin   +8 more
wiley   +1 more source

Coplas flamencas sueltas y poemas del cante compuesto: dos moldes distintos de las letras del cante, entre textos tradicionales y textos de nueva creación

open access: yes1616, 2022
Las letras flamencas se suelen analizar como unidades aisladas, a nivel de copla suelta. Escasamente se ha considerado el conjunto de las estrofas que emplea un cantaor en una ocasión determinada y en un orden concreto. Este artículo añade a la existente
Florian Homann
doaj   +1 more source

Estimating the Effective Population Size Across Space and Time in the Critically Endangered Western Chimpanzee in Guinea‐Bissau: Challenges and Implications for Conservation Management

open access: yesEvolutionary Applications, Volume 18, Issue 10, October 2025.
ABSTRACT The western chimpanzee (Pan troglodytes verus) is a Critically Endangered taxon. In Guinea‐Bissau (GB), the subspecies is increasingly threatened, but there is a lack of understanding regarding the degree of genetic threat faced by populations.
Maria Joana Ferreira da Silva   +20 more
wiley   +1 more source

Influencias del Concurso de Granada de 1922 en la definición de “lo jondo” Mari Carmen Pérez Giráldez

open access: yesMúsica Oral del Sur, 2017
El Concurso de cante jondo celebrado en Granada en 1922 de la mano de algunos intelectuales de la época, como Manuel de Falla o Federico García Lorca, fue un acontecimiento  que incidió con gran fuerza sobre el término “cante jondo”. Es por ello que este
Mari Carmen Pérez Giráldez
doaj  

The artisanal underground: gold, subsistence, and subsurface materiality in Colombia

open access: yesJournal of the Royal Anthropological Institute, Volume 31, Issue 2, Page 353-375, June 2025.
Abstract This article focuses on subsurface materiality to explore how small‐scale gold miners in Colombia navigate formal politics. In much critical research, the underground appears as a space of great developmentalist ambition, whose resources enable corporate expansion and bureaucratic rule.
Jesse Jonkman
wiley   +1 more source

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