if

Differential response to vibration stimulus in Metabus gravidus (Araneidae) communities




if

Preferential oviposition by Heliconiinae (Nymphalidae) butterflies on Passiflora biflora (Passifloraceae) leaves with higher cyanide concentrations




if

Anti-herbivore defense trade-offs : a comparison of Passiflora capsularis, Passiflora helleri, and Passiflora sexflora (Passifloraceae)




if

Effect of different germination processes on belowground and aboveground productivity in mature Coffea arabica




if

A comparison of hemoparasite loads between bats (F : Phyllostomidae) of different feeding guilds in San Luis, Costa Rica




if

Water quality in the Quebrada Máquina: heavy metal, fecal coliform, chloride and sulfide Levels




if

Density-dependent parasitism in Centropogon solanifolius (Campanulaceae) and changes in floral and sex-phase longevity following infestation




if

Territorial response of Rufous-and-white Wrens (Thryothorus rufalbus) to neighbor/stranger conspecific playbacks




if

Species composition of bats (Chiroptera) in different land- use mosaics




if

The effects of Cecropia obtusifolia and Cecropia polyphlebia on lung capacity in relation to alkaloid concentration




if

Species specific Müllerian body production and anti-herbivore defense in the Azteca- Cecropia mutualism




if

Differences in bark beetle (Coleoptera : Curculionidae) community composition within Cecropia obtusifolia (Cecropiaceae) petioles in two habitats in Monteverde, Costa Rica




if

Atta cephalotes as a bioassay tool to identify the presence of polar secondary compounds in medicinal plants of Monteverde, Costa Rica




if

Behavioral adaptability of calling in a species of cricket (Orthoptera : Anastostomatidae) based on an increase in interference from a heterospecific natural chorus in San Luis, Costa Rica




if

Two Agaonid pollinators of Ficus tuerckheimii (Moraceae) : parasitism and interspecific competition within an obligate mutualism




if

Factors influencing dispersal and population structure of phoretic mites in Centropogon solanifolius (Campanulaceae) and Columnea spp. (Gesneriaceae)




if

Passiflora (Passifloraceae) defenses against Heliconius cydno (Nymphalidae: Heliconiinae) oviposition




if

Differential aboveground adventitious root production by Senecio cooperi (Asteraceae)




if

The role of cyanide in oviposition by Heliconius (Nymphalidae : Heliconiinae) on Passiflora (Passifloraceae)




if

Tropical cloud forest canopy and subcanopy adapt to different light environments by regulating photosynthetic pigments




if

Community composition Coleopteran’s at two different elevational ranges




if

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




if

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




if

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




if

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




if

Effects of Passiflora cyanide, toughness and leaf age on Heliconius oviposition




if

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




if

The interactions of herbivory, ant species and Mullerian body production in Cecropia obtusifolia (Cecropiaceae)




if

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




if

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




if

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




if

Müllerian body production by Cecropia obtusifolia (Cecropiaceae) with and without Azteca ants




if

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




if

Upslope movements of bird species in four life zones in Monteverde as a result of directional climate change




if

Optimal energy allocation and behavior modification in provisioning Crawfordapis luctuosa




if

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




if

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




if

Effect of Cecropia polyphlebia, Cecropia obtusifolia, and Bidens pilosa on human lung capacity




if

Impact of intraspecific and interspecific competition on aggression and foraging of hummingbirds (family Trochilidae)




if

Shifts in flowering phenology in response to irregular precipitation and temperature patterns in Monteverde




if

Rodent diversity in relation to Atlantic and Pacific slopes in a neotropical cloud forest




if

Functional differences among color morphs of Impatiens walleriana (Balsaminaceae)




if

Herbivore-induced defenses in Passiflora biflora




if

Discharge and drift of benthic macroinvertebrates in a tropical montane stream




if

Foraging patterns of male Tiaris olivacea (Yellow-Faced Grassquits) in different flock sizes




if

Vertical stratification of hummingbird pollinated plants in relation to corolla length




if

Ant (Formicidae) diversity, species richness, and abundance in response to different food sources




if

Manifesto




if

Unidentified building near a concentration camp




if

Refugee ship Theodor Herzl in the port of Haifa.