Investigación
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Recent Submissions
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Nest architecture and parental care in Ruddy Treerunner Margarornis rubiginosus
(2018)We complement the only existing nest description for Ruddy Treerunner Margarornis rubiginosus and include observations of nestbuilding and breeding behaviour. We also compare our data with existing information on nest ... -
Eavesdropping avoidance and sound propagation: the acoustic structure of soft song
(2017-12)Many species use low-amplitude (soft) song during close range interactions with conspecifics, such as in aggressive encounters or courtship displays. It has been suggested that soft song is adapted to limit eavesdropping ... -
Práctica dirigida mediante la elaboración de ultrasonidos para colaborar con la disminución de las listas de espera en el Servicio de Radiología e Imágenes Médicas del Hospital Dr. Tony Facio Castro, en la provincia de Limón de Costa Rica, durante los meses de mayo y julio del 2022.
(2023-03)La Caja Costarricense de Seguro Social (CCSS) ha buscado a lo largo de los años aumentar la cobertura de los servicios de salud en la población costarricense de manera equitativa y universal. El Servicio de Radiología ... -
Limitaciones y factores de éxito del emprendimiento Femenino: una perspectiva costarricense
(2023)Se estudian y analizan historias de vida de mujeres emprendedoras de renombre para descubrir las motivaciones, limitaciones y factores de éxito del surgimiento del emprendimiento femenino exitoso. Mediante técnicas ... -
Mercados locales de drogas ilícitas en Costa Rica: Claves analíticas para su comprensión
(2020)El artículo analiza la comercialización al detalle de crack, cocaína y marihuana en Costa Rica, a fin de brindar elementos conceptuales para su entendimiento. Tres son las ideas principales a desarrollar. Primero, que este ... -
Espacio recreativo de Derecho
(2023-03-22)Aplicar la regeneración como fundamento del Paisajismo solo debe implicar ganancia para el ser humano, pues no se habla únicamente de más valor para los involucrados o conectados con el espacio, sino para el Planeta en ... -
Nest design and parental care of Striped Woodhaunter Automolus subulatus
(2020)The western and trans-Andean populations of Striped Woodhaunter Automolus subulatus are sometimes considered separate species. We discuss previously published data on the nesting of Striped Woodhaunter and present novel ... -
Urbanization has opposite effects on the territory size of two passerine birds
(2020-04-28)Background: Urban expansion has been identified as one of the leading drivers of biodiversity change or loss. For birds, urbanization is specifically related to survival, breeding success, and territory size. Understanding ... -
Surviving in cities: the case of a year-round territorial bird in the Neotropics
(2022-03-18)Urban expansion has been identified as one of the main threats to biodiversity because it can negatively affect wildlife populations. However, wildlife population dynamics have not been studied in one of the most rapidly ... -
Artificial cavities and substrates for cavity-nesting birds in Neotropical urban environments: A novel resource or the last opportunity to breed?
(2021)Urban development reduces the abundance of most natural resources for some birds but also provides new opportunities for others. One group that is more likely affected by urban development is the cavity-nesting species ... -
The Nest and Eggs of the Rufous Mourner (Rhytipterna h. holerythra)
(2017-09-01)We provide the first description of nest architecture and composition, adult construction behavior, and egg characteristics for the genus Rhytipterna. We provide these data for a nest of the Rufous Mourner (Rhytipterna h. ... -
Three new bird species for Cocos Island, Costa Rica, and additional observations of other vagrants
(2019)En esta nota presentamos tres nuevos registros de especies en la isla del Coco, Costa Rica: Aguja Lomiblanca Limosa haemastica, Mosquerito de Traill Empidonax traillii / Mosquerito de Charral E. alnorum y Reinita de Costados ... -
Genetic structure in neotropical birds with different tolerance to urbanization
(2022)Gene flow in birds can be affected by urbanization depending on natural history traits and adaptability to habitat change. Contrasting results can be expected when comparing species with opposite resilience to urbanization. ... -
The role of learning, acoustic similarity and phylogenetic relatedness in the recognition of distress calls in birds
(2021-05)Many groups of vertebrates produce distress calls when attacked by predators as a last attempt to survive. However, few studies investigate whether recognition of distress calls involves learning or acoustic similarity to ... -
Range expansion and noteworthy records of Costa Rican birds (Aves)
(2018-01-19)We present new distribution information for 19 species of Costa Rican birds. Thirteen species show changes in altitudinal distribution, 9 are recorded at higher elevations such as Egretta rufescens (Gmelin, 1789), Heliomaster ... -
Revisión de los programas educativos públicos bajo la Metodología PER del Banco Mundial: Preescolar, Primaria y Secundaria
(2022-12-15)Presentación de diapositivas -
Propuesta de estrategias para el Centro Nacional de Educación Helen Keller de Costa Rica [PRESENTACIÓN]
(2022-12-15)Presentación de diapositivas -
Análisis Prospectivo: Políticas Públicas para la atracción de Inversión Extranjera Directa en Costa Rica para el año 2030
(2022-12-15)Presentación de diapositivas -
Componentes esenciales para la digitalización de un servicio público
(2022-12-15)El presente artículo analiza el Índice de Gobierno Digital generado por la OCDE, su relación con la digitalización de servicios públicos desde dos casos prácticos: México y Chile. En este contexto un Gobierno digital ...
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