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Now showing items 11-17 of 17
First nest record of the Bare-shanked screech-owl (Otus clarkii)
(Universidad Nacional, Costa Rica., 1997)
Reportamos el primer registro de anidación de la Lechucita Serranera (Otus clarkii), encontrado en las tierras altas de Costa Rica. El nido se localizó en un árbol de encino (Quercus copeyensis) a una altura de 3.3m en una ...
El cerdo cimarrón (Sus scrofa, Suidae) en la Isla del Coco, Costa Rica: Composición de su dieta, estado reproductivo y genética
(Universidad Nacional, Costa Rica., 2001)
Feral pigs (Sus scrofa) cause different kinds of damage specially on oceanic islands. Pigs were introduced at Cocos Island, Costa Rica, during 1793 and bred successfully. I analised feral pigs diet, reproductive state, ...
El cerdo cimarrón (Sus scrofa, Suidae) en la Isla del Coco, Costa Rica: Escarbaduras, alteraciones al suelo y erosión
(Universidad Nacional, Costa Rica., 2001)
Feral pigs (Sus scrofa) are of the most damaging exotic vertebrates, specially on oceanic island nativecommunities. Feral pigs inhabit Cocos Island since 1793 and there are around 400-500 individuals. In order toquantify ...
Critical condition of the jaguar Panthera onca population in Corcovado National Park, Costa Rica
(Universidad Nacional, Costa Rica., 2007)
The jaguar Panthera onca is threatened
throughout its range and categorized as Near Threat ened on the IUCN Red List. To inform conservation of
the jaguar population in Corcovado National Park,
Costa Rica, population ...
Contribution of live fences to the ecological integrity of agricultural landscapes
(Universidad Nacional, Costa Rica., 2005-08-16)
Live fences are conspicuous features of agricultural landscapes across Central America but there is remarkably little
information about their abundance, distribution, and function. Here we present a detailed analysis of: ...
Deer habitat in western Costa Rica: Impacts of changing technology and land use
(Universidad Nacional, Costa Rica., 1996)
White-tailed deer (Odocoileus virginianus) numbers on the Pacific Coast of Costa Rica
probably peaked in the nineteenth century as native dry tropical forest was converted to
shrubland and secondary forest. Overhunting ...
Dieta estacional del Tayassu pecari (Artiodactyla: Tayassuidae) en el Parque Nacional Corcovado, Costa Rica
(Universidad Nacional, Costa Rica., 2000)
The diet of the white-lipped peccari Tayassu pecari was studied from July 1996 to April 1997 in Cor covado National Park, Costa Rica, through fecal analysis and direct observations. The feces consisted of 61.6%
fruits, ...