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Ecological relationships of two todies in Hispaniola : effects of habitat and flocking
(1996)
We studied microhabitat use, foraging and social behavior of Broad-billed (Todus subulatus) and Narrow-billed (T. angustirostris) Todies in two areas o f sympatry in the Cordillera Central of the Dominican Republic. Solitary ...
The composition and foraging ecology of mixed-species flocks in pine forests of Hispaniola
(1996)
[English] We determined the flocking propensity of 48 species of birds occurring in native pine forest in the Cordillera Central of the Dominican Republic, and the species composition of 180 mixed-species flocks.
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 ...
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 ...
Speciation, heterochrony, and genetic variation in Hispaniolan Palm-Tanagers
(1990)
We documented levels of genetic variability for two species of Hispaniolan palm-tanagers. Significant differences between age classes in levels of genetic heterozygosity were concordant with an age dimorphism in foraging ...
Behavioral and morphological correlates of heterochrony in Hispaniolan Palm-Tanagers
(1994)
We documented the occurrence of heterochrony for morphological and behavioral characters in two species of Hispaniolan Palm-Tanager.
A second Anolis lizard in Dominican amber and the systematics and ecological morphology of Dominican amber anoles.
(1998)
A fossil Anolis lizard in the collections of the American Museum of Natural History is the second anole preserved in amber from the Dominican Republic (Miocene epoch) to be studied...
En torno a los impactos económicos, sociales y ambientales de la presas hidroeléctricas
(1995)
Las presas hidroeléctricas constituyen uno de los símbolos más visibles de la sociedad moderna. Su proliferación ha traído indiscutibles avances y una clara mejoría en la calidad de vida de las personas. Sin embargo, a la ...
Legislación ambiental para el desarrollo turístico
(1992)
El autor de este artículo analiza la importancia de la preservación ambiental, las necesidades de preservar el planeta, de sanearlo, de propiciar el crecimiento de árboles y plantas, del reciclaje de productos, evitar ...
Legislación y política ambiental en la República Dominicana
(1992)
En este trabajo fue presentado en el Primer Panel sobre Legislación Ambiental en República Dominicana (Instituto Tecnológico de Santo Domingo, INTEC, febrero de 1992). Los autores analizan la estructura legal y administrativa ...