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POPULATION STATUS AND NATURAL HISTORY NOTES ON THE CRITICALLY ENDANGERED STREAM-DWELLING FROG CRAUGASTOR RANOIDES (CRAUGASTORIDAE) IN A COSTA RICAN TROPICAL DRY FOREST

Zumbado-Ulate, Héctor; Bolaños, Federico; Willink, Beatriz; Soley-Guardia, Fernando (2011-12-31)

The Craugastor rugulosus species series has been one of the most affected clades by the decline of amphibian populations in Mesoamerica. These stream-dwelling frogs are threatened at all altitudinal ranges throughout ...

Nonmutual vocal motherepup recognition in the greater sac-winged bat

Knörnschild, Mirjam; Helversen, Otto Von (2008-03-05)

We investigated the acoustical component of the recognition process leading to successful motherepup reunions in the greater sac-winged bat, Saccopteryx bilineata, using both a statistical approach and playback experiments. ...

A NEW SUBSPECIES OF THE PIT VIPER, AGKISTRODON BILINEATUS (REPTILIA VIPERIDAE) FROM CENTRAL AMERICA

Conant, Roger (1984)

A new subspecies ofthe cantil, Agkistrodon bilineatus howardgloydi, is reported from Costa Rica, Honduras, and Nicaragua. This snake is known locally as the castellana, and is distinguished from other subspecies of A. ...

Cambios en la abundancia, actividad temporal y dieta de jaguar (Panthera onca), otros felinos y sus presas en el Parque Nacional Santa Rosa, Área de Conservación Guanacaste, Costa Rica

Montalvo Guadamuz, Víctor Hugo (2012-10)

Santa Rosa National Park (SRNP) protects the largest dry forest relict of Costa Rica, a place that was preceded by a special effort of regeneration and habitat management started in the early seventies in land with livestock. ...

Estrategias Anti-Depredación Para Fincas Ganaderas En Latinoamérica: Una Guía

Hoogesteijn, Rafael; Hoogesteijn, Almira (2011)

Evaluación del Hábitat para la Danta Centroamericana (Tapirus bairdii) en la Zona Norte de Costa Rica

Chassot, Olivier; Monge Arias, Guisselle; Jiménez, Vladimir (2006-12)

Baird’s Tapir (Tapirus bairdii) survives in the San Juan-La Selva Biological Corridor, a mosaic of fragmented forest habitats that maintain the ecological connectivity between the lowland rain forest ecosystem of ...

Critical condition of the jaguar Panthera onca population in Corcovado National Park, Costa Rica

Salom-Pérez, Roberto; Carrillo, Eduardo; Sáenz, Joel C.; Mora, José M. (2007-01)

The jaguar Panthera onca is threatened throughout its range and categorized as Near Threatened on the IUCN Red List. To inform conservation of the jaguar population in Corcovado National Park, Costa Rica, population ...

Crecimiento inmobiliario y desastres ambientales

Argüello, Manuel; Arroyo, Luis Nelson; Sánchez, Adriana; Porras, Marta; Mora, Olman; Rodríguez, Cindy; Guido, Ismael; Carrillo, Eduardo; Alfaro, Luis Diego; Amit, Ronit (2007-10)

Deslizamientos de tierra e inundaciones ha habido desde hace millones de años. Lo novedoso es su mayor frecuencia y su recrudecimiento actuales. Últimamente, un aumento de la intensidad y la amplitud de ciertos eventos ...

Informe herpetológico referente a la visita realizada del 13-16 de Marzo del 2009 en el Cerro Cacao, Guanacaste, Costa Rica

Köhler, Gunther; Sunyer, Javier (2009-05-13)

En el presente informe se resume los datos herpetológico obtenidos durante la visita de Gunther Köhler y Javier Sunyer, ambos del Museo Senckenberg, Frankfurt a.M., Alemania, durante el 13-16 de Marzo del 2009 en el Cerro ...

Pandemia de Influenza: Una amenaza que debemos conocer

Picado Villalobos, Flor; Salas Peraza, Daniel; Mora Guillén, Ivania; Sandí Ureña, Rita; Agüero Salazar, Flor; Venegas Alfaro, Gilberto; Sánchez Mora, Allan; Alvarado Meléndez, Andrea; Fernández Delgado, Xinia; Avilés Montoya, Alvaro; Lara Araya, Jenny; Bustamante Castillo, Xinia; Araya Jiménez, Laura; Jiménez Vega, Cecilia (2008)

Debido a la amenaza mundial de una pandemia de infl uenza, se ha considerado valioso ofrecer al profesorado de todos los ciclos y niveles de la educación costarricense, este manual. Se pretende que mediante el mismo, ...

Diversidad de especies de plantas y vertebrados (aves, reptiles, mamíferos anfibios y peces de agua dulce) en Costa Rica. Información actualizada a marzo 2004

Obando, Vilma (2004-03)

Costa Rica posee el 4% de la biodiversidad esperada para el planeta (entre 13 y 14 millones de especies) y 5% de la biodiversidad ya conocida (1.750.000 especies) globalmente, en tan solo el 0.03% de la superficie mundial. ...

CHANCHO DE MONTE EN PENÍNSULA DE OSA. ECOLOGÍA E IMPORTANCIA

Sáenz, Joel; Carrillo, Eduardo (2002-12)

IMPACTS OF FREE-RANGING DOMESTIC CATS (FELIS CATUS) ON BIRDS IN THE UNITED STATES: A REVIEW OF RECENT RESEARCH WITH CONSERVATION AND MANAGEMENT RECOMMENDATIONS

Dauphiné, Nico; Cooper, Robert J. (2009-09-25)

American birds face an estimated 117 to 157 million exotic predators in the form of free-ranging domestic cats (Felis catus), which are estimated to kill at least one billion birds every year in the United States. Cats ...

Segundo Taller para la Conservación, Análisis y Manejo Planificado de las especies de Anfibios de Costa Rica (CAMP II)

Bolaños, F.; Chaves, G.; Rodríguez, J.; Matamoros, Y. (2007-08)

Priceless or Worthless? The world’s most threatened species

E M Baillie, Jonathan; R Butcher, Ellen (2012-08-23)

For the first time the IUCN SSC network of 8,000 scientists have identified 100 of the most threatened animals, plants and fungi. The declines of most of these species have been caused by humans and in almost all cases ...

ZELEDONIA - Boletín de la Asociación Ornitológica de Costa Rica

Villarreal Orias, Johnny; Pereira Chaves, José; Salazar Chacón, Marlon; G. Riedl, Isabell; H. Schulze, Christian; Torres Fallas, Sonia; Coto C., Walter; H. May, Roy (2010-06)

El primer censo de Navidad que se realiza en el Parque Nacional Santa Rosa del Área de Conservación Guanacaste, se llevó a cabo el 2 de enero 2010. Participaron 16 personas que contaron 1.175 aves distribuidas en 130 ...

Census data for (a) Capuchin monkeys and (b) Howler monkeys in Santa Rosa National Park, Costa Rica between 1972 and 2007

Fedigan, L. M. (2007)

MONOS DE COSTA RICA: UNA BIBLIOGRAFÍA ANOTADA

Fuentes, Gilbert (2013-01)

LISTA OFICIAL DE LAS AVES DE COSTA RICA 2006 - OFFICIAL LIST OF THE BIRDS OF COSTA RICA 2006

Obando Calderón, Gerardo; Sandoval, Luis; Chaves Campos, Johel; Villareal Orias, Johnny; Alfaro Cervantes, Willy (2007-04)

Species diversity, winter-site fidelity, & ecology of winter resident ‘landbirds’ in Costa Rican mangroves

Woodcock, John; Woodcock, Maureen; Obando, Gerardo (2007)

Data from the North American Breeding Bird Survey indicate that populations of many species of neo-tropical migrant birds have declined over the past three decades. Processes operating during the non-breeding season may ...

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