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Hymenoptera diversity and abundance in fragmented and continuous forest in San Luis, Costa Rica




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Mycorrhizae concentration and fitness of canopy orchids in the cloud forest of Monteverde, Costa Rica




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Nutrient availability and protist abundance in cloud forest Bromeliads




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Oviposition preference and larval growth rates of Caligo memnon (Nymphalidae : Brassolinae)




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The incidence and management of footrot in dairy cattle in Monteverde, Costa Rica




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Seed predation on Persea americana by Dasyprocta punctata in Monteverde, Costa Rica




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Community composition and diversity of lichens along a disturbance gradient in San Luis, Costa Rica




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Increased agonistic behavior in hummingbirds (Family Trochilidae) in Monteverde, Costa Rica with a reduction of food at artificial feeders




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Comparison of abundance of vesicular-arbuscular mycorrhizal fungi on sun- and shade-grown coffea arabica plants




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Importance of flower size and yellow coloration as influencing factors in the reproductive success of Pleurothallis sanchoi (Orchidaceae)




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Inflorescence size and butterfly visitation in Lantana camara (Verbenaceae)




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Structure and function of buttress roots in tropical oaks of Quercus spp. in windward and leeward cloud forest




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Aquatic macro-invertebrate community composition differences between the Atlantic and Pacific watersheds in Monteverde, Costa Rica




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Bridge building and foraging efficiency in the army ant Eciton burchellii




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Ectoparasite richness and abundance on three species of Neotropical bats




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Floral color change and maintenance of old flowers in Lantana camara (Verbenaceae)




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Foraging efficiency and polymorphism of the submajor caste in E. burchellii




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Influence of soil pH on abundance of mycorrhizae in a coffea arabica (Rubiaceae) plantation




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Mist frequency and butterfly emergence from the chrysalis: Implications for tropical cloud forest climate change




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Nectarivorous bat (Anoura geoffroyi, Glossophaga soricina and Hylonycteris underwoodi) preference for nectar quality




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Prey preference of Megaphobema mesomelas (theraphosidae) in relation to prey abundance and chemical defense




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Species composition and abundance of bark beetles (Curculionidae Scolytinae) in Cecropia petioles across three life zones in Monteverde, Costa Rica




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The adaptive function of leaf fenestrations in Monstera spp (Araceae) a look at water, wind, and herbivory




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Bee and wasp diversity and abundance along an elevational gradient, Monteverde, Costa Rica




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Effects of novel object versus predator presence on nectarivorous bat foraging behavior




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Aquatic insect diversity and abundance in relation to dissolved oxygen content in streams in the Tilarán mountain range




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Abundance and species richness of seedlings in proximity to forest in windbreaks of Cañitas, Costa Rica




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Air pollution and light exposure: lichen species richness, abundance, and diversity in San Luis, Costa Rica




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Development of cane toad (Chaunus marinus) tadpoles in the presence of intraspecific and interspecific competition under resource limiting conditions




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Differences in Atta cephalotes foraging rate and amount of substrate harvested following the introduction of an antifungal agent




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Feeder position preferences in response to potential and artificial predators in hummingbirds




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Influence of microhabitat conditions on the abundance of American Leaf Spot Disease (Mycena citricolor) on Coffea arabica




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The effects of phosphorus, copper, and plant age on mycorrhizal abundance in orchid roots




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Absence of polarity in trail pheromones and use of sun-compass orientation in leafcutter ants Atta cephalotes




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Vesicular-Arbuscular Mycorrhizae (VAM) spore abundance and soil characteristics along a neotropical premontane forest successional gradient




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Change in biodiversity in the inflorescence of Xanthosoma robustum (Araceae) during the flowering period




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Abundance of arbuscular mycorrhizae in epiphytic Orchidaceae : abiotic, biotic and taxonomic factors




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Anthocyanins and delayed greening : Inhibition of leafcutter ants (Atta cephalotes) in Inga punctata (Mimosaceae) and Zygia palmana (Fabaceae)




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Childhood outdoor experiences and current behavior : Attitude towards the environment and conservation




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Effect of ground temperature and nest differences on productivity and worker size in Atta cephalotes (Hymenoptera Formicidae)




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Habitat preference of Leptonema sp. (Trichoptera : Hydropsychidae) on tropical waterfalls




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Herbivory and alkaloid concentration in Cecropia obtusifolia (Cecropiaceae) trees with and without ants




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Non-vocal sounds produced by the wings of Inca doves, Columbina inca, and seasonal effects on communication behavior in Costa rican dry-moist lowland forest




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Responses to prey size in Metabus gravidus (Araneae: Araneidae) provide evidence for optimal foraging




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Importance of environmental education and knowledge comparing grades 9-12 in Monteverde, Costa Rica and Middleton, Wisconsin, USA




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Orchid fragrance complexity as a mechanism for Euglossine bee pollinator specialization




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Incidence of pigment change in Werauhia (Bromeliaceae) uncorrelated with canopy cover level




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The applicability of the river continuum concept to the upper reaches of a neotropical lower montane stream




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Understanding the effects of secondary succession on soil nutrient concentration and soil macro-invertebrates




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Sucrose concentration preference in nectarivorous bats