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Effects of weather conditions on pollinator behavior at Stachytarpheta jamaicensis (Verbenaceae)




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Spatial distribution, nectar production, and pollinator visitation in Habenaria monorrhiza (Orchidaceae)




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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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Age and sex-related activity in white-nosed coatis (Nasua narica)




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Are native plant gardens better for conserving bird populations than gardens with exotic plants?




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




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The role of size, social interaction and predation on metachrosis of the green spiny lizard (Sceloporus malachiticus)




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Ecotourism, environmental awareness and green living in Costa Rica




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Inflorescence size and butterfly visitation in Lantana camara (Verbenaceae)




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Leaf toughness and cyanide defense of Passiflora dioscoreifolia in varied light habitats




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Species richness of epiphytic vascular plants living on Catura and Híbrido coffee varieties in San Luís, Costa Rica




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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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The mosaic effect habitat fragmentation and microhabitat partitioning among three wren species in San Luis, Costa Rica




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Niche portioning in four frugivorous neotropical bats: Carollia subrufa, Carollia perspicillata, Sturnira ludovici, and Artibeus toltecus




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Associative color learning and age in Heliconius butterflies




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Associative learning in relation to foraging of Neotropical stingless bee Trigona




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Behavior of the blue-diademed motmot (Momotus lessonii) when hearing predator and conspecific calls




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




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




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Pollination syndrome and nectar protection in Brugmansia suaveolens (Solanaceae)




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Sex, size and behavior in wolf spiders (Araneae, Lycosidea)




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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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Coleopteran diversity on an elevational gradient in Monteverde, Puntarenas, Costa Rica




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Colonial placement behaviors of Metabus gravidus (Araneidae)




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Comparison of nest predation in two riparian habitats




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




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Effects of forest fragmentation on stem length, age, and reproduction on an understory palm species Chamaedorea pinnatifrons (Arecaceae)




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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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Lichen succession on Cecropia spp. trunks in a lower montane wet secondary forest




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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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Leaf area, worker size, and number of hitchhiking minima in Atta cephalotes




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Subcaste composition in responses to alarm and non-alarm pheromones on foraging trails of leaf-cutter ant Atta cephalotes (Hymenoptera: Formicidae)




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Spatial distribution of nectar in Lantana camara and visitation by Heliconius butterflies




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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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Piper spp. scent as an indicator of larvicidal activity




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Pit-trap construction decisions by wormlions (Diptera Vermileonidae) effects of substrate moisture and larval density




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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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Arbuscular mycorrhizal fungi vesicles in Coffea arabica (Rubiaceae) : Agroforestry and conventional coffee farms




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Shade coffee farms as conservation tools : A measure of butterfly diversity in coffee agroecosystems in the Monteverde Region of Costa Rica




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




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Foraging habits and social learning of white-faced capuchin monkeys (Cebus capucinus)