Browsing Investigación ambiental by Subject "Aves ─ República Dominicana"
Now showing items 81-100 of 134
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Monitoring and mapping broadleaf mountain forests of southern Sierra de Bahoruco, Dominican Republic
(2013)One of the most important wintering regions for Bicknell’s Thrush (Catharus bicknelli) in the Dominican Republic is Bahoruco National Park, which is also a core area within the Jaragua-Bahoruco-Enriquillo Biosphere Reserve. ... -
Motores de deforestación en el Parque Nacional Los Haitises y uso de hábitat de anidación del Gavilán de la Española (Buteo ridgwayi), República Dominicana
(2016)A pesar de que las áreas protegidas tienen como propósito la preservación de los bosques y su diversidad biológica, no escapan a las consecuencias de los motores de cambio global. La comprensión de la compleja dinámica de ... -
Mourning dove nest on a Palmchat colony in urban Santo Domingo, Dominican Republic
(2019)We describe an observation of Zenaida macroura (Mourning Dove) nesting atop an active Dulus dominicus (Palmchat) nest in an urban park located in the Colonial Zone of Santo Domingo, Dominican Republic. To our knowledge, ... -
Natural history notes on the Loggerhead Kingbird (Tyrannus caudifasciatus)
(2010)Abstract: We present natural history data on a Bahamas and Greater Antilles endemic, the Loggerhead Kingbird (Tyrannus caudifasciatus), based on published reports and our personal observations. -
Nestling sex ratio in a critically endangered dimorphic raptor, Ridgway's Hawk (Buteo ridgwayi)
(2013)[English] Variation in nestling sex ratio is an important concept in population ecology, and has particular implications for the conservation status of small populations. Research on species exhibiting Reversed Sexual Size ... -
Nests and nesting behavior of Golden Swallow (Tachycineta euchrysea) in abandoned bauxite mines in the Dominican Republic
(2008)Little information is available on nesting of Golden Swallow (Tachycineta euchrysea), a threatened species that occurs only on the island of Hispaniola. We report on six nests discovered and monitored in abandoned bauxite ... -
A new intrageneric Dendroica hybrid from Hispaniola
(1998)On 7 November 1993, while Latta (SCL) and Wunderle (JMW) were mist-netting in a shade coffee plantation 2 km northwest of Jumunucu, La Vega Province, Dominican Republic (elevation 600 m), an unusual-appearing warbler was ... -
New population of critically endangered raptor discovered in Haiti
(2021)Since the last recorded sighting in 1962, Ridgway’s Hawk was unknown from Haiti and was presumed extirpated. But, in August 2019, colleagues from the Haitian conservation organization, JACSEH (Jeunes en Action Pour la ... -
New winter distributional records for Swainson’s Warbler (Limnothlypis swainsonii) in the Dominican Republic
(2014)Abstract: We document three new regions of occurrence for Swainson’s Warbler (Limnothlypis swainsonii) in the Dominican Republic. We suggest that the species’ distribution and habitat selection on Hispaniola may be more ... -
Nidificacion reciente del flamenco (Phoenicopterus ruber) en Republica Dominicana
(2010)Documentamos un sitio de anidación recientemente activo del flamenco (Phoenicopterus ruber) para la zona de Bucán de Base, en el suroeste de la República Dominicana. En los últimos 30 años, no se había reportado nidificación ... -
Nidification of the passerine birds of Hispaniola
(1943)When I began my survey of the avifauna of the West Indies in 1927 very little was known of the nesting habits of the birds of Hispaniola, and I tried to fill this gap during the nine months that I spent on the island. It ... -
Notes on the birds of Hispaniola
(1929)During the summer of 1927 the author spent the period from June 14 to August 10 on the island of Hispaniola….......From July 4 to 7 we collected at Higüey, Seybo and Hato Mayor in the eastern part of the island, and from ... -
Observation of geophagy by Hispaniolan Crossbill (Loxia megaplaga) at an abandoned bauxite mine
(2012)Abstract: I report an observation of endangered Hispaniolan Crossbill (Loxia megaplaga) feeding on soils near abandoned bauxite mines in the Sierra de Bahoruco, Dominican Republic. Although geophagy has been widely reported ... -
Observations on the abundance, site persistence, home range, foraging, and nesting of the Pine Warbler on Hispaniola, and first record of ground nesting for this species
(1999)[English] We studied the permanent resident Pine Warbler (Dendroica pinus) from October-April 1996–1997 and 1997–1998 in high-elevation Hispaniolan pine (Pinus occidentalis) forests of the Sierra de Bahoruco in the Dominican ... -
Obtaining DNA samples from sensitive and endangered bird species : a comparison of saliva and blood samples
(2022)[English] Methods used to collect biological samples from birds for genetic analyses should allow high-quality DNA to be obtained in sufficient quantities, while limiting negative effects on sampled individuals. In this ... -
On the relationship among birds and Trema micrantha in montane forests of Hispaniola
(2018)[English] Avian frugivores are of great interest to ecologists because they play an important role in ecosystem functioning, and can serve as important components in habitat restoration. In the Neotropics, observational ... -
Overlap in molt and breeding phenology in the Hispaniolan Woodpecker (Melanerpes striatus)
(2018)[English] The objectives of this study were: (1) to provide the first description of the Hispaniolan Woodpecker’s molt pattern, and (2) to describe the relationship of molt within the breeding phenology. -
Picky Palmchats (Dulus dominicus) : do they really prefer to nest in royal palms?
(2020)Palmchats (Dulus dominicus) are widespread, medium-sized passerines endemic to Hispaniola. Palmchats build large, intricate stick nests mostly in palm trees, sometimes in deciduous trees, and rarely on the ground. The ... -
Population genetics and relatedness in a critically endangered island raptor, Ridgway's Hawk Buteo ridgwayi
(2013)Many island avian populations are of conservation interest because they have a higher risk of extinction than mainland populations. Susceptibility of island birds to extinction is primarily related to human induced change ...