Browsing Artículo Científico by Title
Now showing items 1-20 of 100
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20 años de monitoreo de cinco especies indicadoras de la salud del Bosque en el Parque Nacional Corcovado, Costa Rica
(2013-08-22)Costa Rica es uno de los países más avanzados en América Latina en cuanto a la protección de áreas silvestres y sus recursos naturales. Sin embargo, los datos acerca de si la mayoría de las áreas boscosas costarricenses ... -
A comparison of fruit removal in Ficus colubrinae between birds and Ectophylla alba (Chiroptera: Phyllostomidae) in a Costa Rican rain forest
(Taylor and Francis Ltd., 2021-02-02)Ectophylla alba almost exclusively feeds on the fruits of Ficus colubrinae therefore significantly contributing to dispersal of its seeds. The objective of this research was to quantify the fruit removal of F. colubrinae ... -
A new nesting record for the jabiru in Costa Rica
(Waterbird Society, 1998)I document the first nesting record of theJabiru (Jabiru mycteria) in "Los Guatuzos" forest floodplain, Alajuela province, Costa Rica. The active nest was located in March 1995 at 10°49'23.70"N and 84°47'23.20"W. The nest ... -
A Sensitivity Analysis of the Application of Integrated Species Distribution Models to Mobile Species: A Case Study with the Endangered Baird's Tapir
(Cambridge University Press, 2019-04-21)Species distribution models (SDMs) are statistical tools used to develop continuous predictions of species occurrence. 'Integrated SDMs' (ISDMs) are an elaboration of this approach with potential advantages that allow for ... -
Abundance, habitat and body measurements of the rare Long-clawed Mouse (Pearsonomys annectens) in the coastal temperate rainforest of southern Chile
(Studies on Neotropical Fauna and Environment, 2012)Based on rodent trappings in eight localities from 1998 to 2005 (14,984 trap-nights), we provide detailed information on abundance, habitat and additional body measurements of the Long-clawed Mouse (Pearsonomys annectens), ... -
Abundancia del jaguar (Panthera onca), otros felinos y sus presas potenciales en el Parque Nacional Santa Rosa, Costa Rica / Abundance of jaguars (Panthera onca), other felids and their potential prey in Santa Rosa National Park, Costa Rica
(Universidad Estatal a Distancia, Costa Rica, 2015)Abundance of jaguars (Panthera onca), other felids and their potential prey in Santa Rosa National Park, Costa Rica. Santa Rosa National Park, Guanacaste Province, protects one of the largest remnants of dry forest in ... -
Abundancia, tamaño y estructura poblacional del tiburón punta blanca de arrecife, Triaenodon obesus (Carcharhiniformes: Carcharhinidae), en Bahía Chatham, Parque Nacional Isla del Coco, Costa Rica
(Universidad de Costa Rica, 2012)Approximately 12 species of shark inhabit at Coco Island National Park (PNIC); some are migratory, such as the hammerhead shark (Sphyrna lewini) and whale shark (Rincodon typus), and others are resident, like the whitetip ... -
Adaptación de indicadores de turismo sostenible: implementación en Chiapas, México
(Universidad de Costa Rica, Costa Rica, 2020-09-25)Este estudio adapta y propone una serie de indicadores de turismo sostenible, así como un índice de sostenibilidad turística. Se aplicaron indicadores cuantitativos y cualitativos en un centro turístico de Chiapas, ... -
Age variation in the body coloration of the orb-weaver spider Alpaida tuonabo and its implications on foraging
(Nature Publishing Group, 2018-02-26)Spiders show a repertoire of strategies to increase their foraging success. In particular, some orb-weaver spiders use attractive body colorations to lure prey. Interestingly, coloration varies with age in many species, ... -
Agroforestry systems conserve species-rich but modified assemblages of tropical birds and bats
(Springer, 2007-05-31)Although an increasing number of studies have shown that diverse, multi-strata agroforestry systems can contribute to the conservation of tropical biodiversity, there is still debate about how the biodiversity within ... -
Altitudinal and seasonal distribution of butterflies (Lepidoptera, papilionoidea) in cerro bufa el diente, Tamaulipas, Mexico
(Pensoft Publishers, 2019-12-31)Butterflies are one of the most recognized and useful groups for the monitoring and establishment of important conservation areas and management policies. In the present study, we estimate the richness and diversity, as ... -
Ambito de hogar y utilización de hábitat de dos grupos de venados Cola Blanca Odocoileus virginianus (Artiodactyla: Cervidae) reubicados en un ambiente tropical
(Universidad Nacional, Costa Rica, 1998)Ocho venados cola blanca fueron liberados en la finca La Emilia, Guanácaste, Costa Rica, durante noviembre de 1987 y marzo de 1988. Cuatro hembras procedían de una población insular (Isla San Lucas, ISL) y habían sido ... -
Analysis of the Interactions Between Humans and Crocodiles in Costa Rica
(Sociedade Brasileira de Herpetologia, 2020)The habitat of crocodiles (Crocodylus acutus) and caimans (Caiman crocodilus) has been subjected to pressure due to human expansion. Habitat reduction, coupled with the simultaneous growth of the crocodile population, ... -
Assessing species traits and landscape relationships of the mammalian carnivore community in a neotropical biological corridor
(Biodiversity and Conservation, 2016-04-06)Mammalian carnivores play an important role in regulating food webs and ecosystems. While many carnivore populations are facing various threats such as habitat loss and fragmentation, poaching, and illegal trade, others ... -
Attempts to culture the parasitic stage of Dermatobia hominis (L. Jr.) in vitro (Diptera: Cuterebridae)
(Universidad Nacional, Costa Rica, 2002)A nationwide survey in Costa Rica, using Kellert's conceptual framework (Kellert, S.R. 1996. The Value of Life. Washington D.C., Island Press), revealed at least five attitude dimensions toward animals. Overall, Costa Rican ... -
Ámbito de acción, uso del hábitat y actividad diaria de la taltuza Orthogeomys heterodus (Rodentia: Geomyidae) en una zona hortícola de Costa Rica.
(Universidad Nacional, Costa Rica., 1994)Home range, daily activity and habitat use of four Giant Pocket Gophers Orthogeomys heterodus were detennined by radiotelemetry. The study was carried out in a horticultural area of Cartago province, Costa Rica, during ... -
Bush Dogs in Central America: Recent Range Expansion, Cryptic Distribution, or Both?
(SAGE Publications Inc., 2019-05-01)Bush dogs (Speothos venaticus) are a small, wide-ranging neotropical pack-hunting canid whose ecology is relatively poorly known. Here, we document new, repeated observations of bush dog groups in east-central (Barbilla ... -
Camera trapping ocelots: An evaluation of felid attractants
(Universidad Nacional, Costa Rica, 2014)Ocelots (Leopardus pardalis) and other wild cats are often surveyed using camera traps to identify individuals for density estimation via capture-recapture analyses or estimate occupancy via detection/non-detection ... -
Camera trapping ocelots: An evaluation of felid attractants
(Hystrix, 2014)Ocelots (Leopardus pardalis) and other wild cats are often surveyed using camera traps to identify individuals for density estimation via capture-recapture analyses or estimate occupancy via detection/non-detection analyses. ... -
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, ...