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Mostrando ítems 81-90 de 98
Caracterización bio-física de la Reserva El Zorzal
(2014)
El levantamiento de informaciones básicas sobre las particulares físicas y biológicas de la Reserva El Zorzal proviene de los esfuerzos que vienen llevándose a cabo desde el 2009 en el marco del Proyecto Dos Mundos un Ave. ...
Ecology and conservation genetics of Ridgway's Hawk Buteo ridgwayi
(2011)
Ridgway's Hawk is a forest raptor endemic to the island of Hispaniola in the West Indies. The species is ecologically little known, with only three nests followed in 1976, and no comprehensive nest observations reported ...
Retrofitting power poles to prevent electrocution of translocated Ridgway’s Hawks (Buteo ridgwayi)
(2019)
Abstract: A translocation program for Critically Endangered Ridgway’s Hawks (Buteo ridgwayi) in the Dominican Republic initially met with limited success because hawks were being electrocuted on power poles around the ...
Surveys and breeding biology of Buteo ridgwayi (Ridgway's Hawk) in Los Haitises, Dominican Republic
(2005)
We conducted surveys for the endangered Ridgway's Hawk, Buteo ridgwayi, in Los Haitises National Park, Dominican Republic, and in areas outside the park during the breeding seasons 2002 and 2003. In 2002, we recorded 47 ...
First record of a Mississippi Kite (Ictinia mississippiensis) in the Dominican Republic
(2014)
Abstract: The Mississippi Kite (Ictinia mississippiensis) is a long distance migrant that breeds in North America and winters in South America. During fall and spring migration, they congregate in large flocks and follow ...
Colonization of Hispaniola by Margarops fuscatus Vieillot (Pearly-eyed Thrasher)
(2019)
Margarops fuscatus (Pearly-eyed Thrasher) is the Caribbean’s premier avian supertramp. Concurrent with urban development, it continues to expand its geographical and habitat range throughout the region, especially in 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 ...
Breeding ecology and predictors of nest success in the Critically Endangered Ridgway’s Hawk Buteo ridgwayi
(2015)
Ridgway’s Hawk Buteo ridgwayi is a Critically Endangered forest raptor endemic to the island of Hispaniola in the Caribbean. The species is currently limited to a small area on the north-east coast of the island, with fewer ...
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 ...
Social and genetic mating system of Ridgway's hawk (Buteo ridgwayi), an endemic raptor on Hispaniola
(2013)
Patterns of social organization and mating systems have been shown to be functions of ecological factors such as resource allocation and breeding density. In some species, particularly birds, social organization and genetic ...