A Survey of Cyanogenesis in Plants of Santa Rosa National Park, Costa Rica
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A coprological survey of parasites of wild mantled howling monkeys, Alouatta palliata palliata.
Fecal samples from 155 mantled howling monkeys (Alouatta palliata palliata) examined at Centro Ecologico La Pacifica, Guanacaste Province, Costa Rica, revealed 75 (48%) had parasitic infections. A sampling of nine howling monkeys from Santa Rosa National Park. Costa Rica indicated only one infected animal (11%). Only three of 19 (16%) spider monkeys (Ateles geoffroyi) also from Santa Rosa were ...
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Observed patterns of variability in the food-processing behavior of white-faced capuchins (Cebus capucinus) across populations may reflect foraging traditions. However, there has been relatively little attention given to intrapopulation variability in food processing among groups and age/sex classes, making recent cross-population comparisons difficult to interpret. In this paper, we provide da...
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Based on a study of 1,100 specimens of the genus Agra (Coleoptera: Carabidae: Lebiini: Agrina) from Costa Rica, twenty-nine new species were discovered and are here validated and described: A. catie, n. sp. (type locality: Limon, Tortuguero National Park, Estacion Cuatro Esquinas, sea level, LN 280000,590500); A. catbellae, n. sp. (type locality: Cartago, Turrialba, 600m, 09°53'N 083°38'W); A. ...
متن کاملPopulation assessment of the American crocodile, Crocodylus acutus (Crocodilia: Crocodylidae) on the Pacific coast of Costa Rica.
The American crocodile, Crocodylus acutus, is widely distributed in the American neotropics. It is endangered throughout most of its range and is listed as vulnerable by the International Union for the Conservation of Natural Fauna and Flora (IUCN) and on Appendix I of the Convention for the International Trade in Endangered Species of Wild Flora and Fauna (CITES). Despite this listing, there a...
متن کاملBehavioral adaptations to heat stress and water scarcity in white-faced capuchins (Cebus capucinus) in Santa Rosa National Park, Costa Rica.
We examined thermoregulatory behaviors in a wild population of white-faced capuchins (Cebus capucinus) inhabiting a highly seasonal dry forest in Santa Rosa National Park (SRNP), Costa Rica. The dry season in SRNP lasts approximately 5 months and is characterized by high ambient temperatures regularly exceeding 37 degrees C, low relative humidity, and the near absence of precipitation. This stu...
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