ir

Evaluating Costa Rica’s program for environmental services payments in the Monteverde region




ir

Interaction of color and sugar concentration preference with aggression in Monteverde Cloud Forest hummingbirds (Trochilidae)




ir

The effect of hummingbird feeders on the pollen loads and diversity in nectarivorous bats (Glossophaginae) in a tropical cloud forest




ir

Elevation, habitat structure and Monteverde bird communities




ir

Sugar concentrations, hummingbird aggressiveness, and community composition in Monteverde, Costa Rica




ir

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




ir

Changes in altitudinal distribution of hummingbird diversity between forest and pasture habitats




ir

The effects of active vs. natural reforestation on bird diversity




ir

A comparative study of environmental attitudes in 9-12th grade students in Monteverde Costa Rica and Edina Minnesota




ir

Changes in bird species distribution in four altitudinal zones in Monteverde, Costa Rica




ir

Integration of art and environmental education : the Centro de Educación Creativa in Monteverde, Costa Rica




ir

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




ir

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




ir

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




ir

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




ir

Ecotourism, environmental awareness and green living in Costa Rica




ir

Effect of color and territoriality on hummingbird visitation to feeders in Monteverde, Costa Rica




ir

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




ir

Amphibian adaptability to habitat transformation and the effect of rainfall during the dry season on their activity pattern




ir

Effect of resource manipulation on aggression in the Steely-vented hummingbird (Amazilia saucerrottei)




ir

Food resource density and territorial behavior of Monteverde Cloud Forest hummingbirds




ir

Foraging behavior and risk assessment of six hummingbird species in Monteverde, Costa Rica




ir

Tropical birds as native and exotic seed dispersers in Monteverde, Costa Rica




ir

Using lichen community diversity as a bioindicator of air pollution in the tropics




ir

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




ir

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




ir

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




ir

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




ir

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




ir

Effects of resource partitioning on the behavior and foraging activity of the Coppery headed emerald and the purple throated mountain gem hummingbirds (Trochilidae)




ir

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




ir

Effect of the parasite Ophryocystis elektroscirrha on asymmetry and wing color of the monarch butterfly, Danaus plexippus




ir

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




ir

Lichen richness along an air pollution gradient in Monteverde, Costa Rica




ir

Presence of protozoan parasite Ophryocystis elektroscirrha (Neogregarinda: Ophryocystidae) in populations of butterflies in Monteverde, Costa Rica




ir

Impact of tourism on bird diversity, abundance, and community composition




ir

Vertical stratification of hummingbird pollinated plants in relation to corolla length




ir

Aggressive behavior of hummingbirds and their response to nectar concentrations




ir

The sunken pirate; or, Frank Reade, Jr., in search of a treasure at the bottom of the sea




ir

Third U.S. Army exposes horror of Buchenwald Camp




ir

Kitty Bores behind the barbed wire at Penig




ir

Germans dig up the bodies of the murdered Jews for a decent reburial under Third U.S. Army supervision at Schwarzenfeld




ir

U.S. Army officer listens as two concentration camp survivors tell their stories near Gardelegen




ir

Sick Jewish girl in Lambach barracks




ir

Alicia and friends on stairs.




ir

The Altalena on fire.




ir

Hummingbird size, pollen load and pollination efficiency




ir

Patterns of seasonal and altitudinal change in Monteverde bird communities




ir

Family composition of vascular epiphytes varies by directional quadrant




ir

The first gun; or, Hal Maynard's strong command