Diversity and foraging patterns of bees on flowers of
In Costa Rica, Wille (1985) ... relatively close to one another, but with important contrasting values of altitude and precipitation . Most of the sampling sites were in agricultural regions with high forest fragmentation, where forest patches subsist as gallery forests of different sizes, with the exception of La Cima de Dota and Santa Cruz ...
Costa Rica's Diverse Climate Zones: Tropical to Alpine
Highland Zones. Costa Rica's highland zones, above the cloud forests, provide a new outlook.The Talamanca Mountains and Cerro Chirripó stand out. Cerro Chirripó is the highest peak at 12,533 feet. It leads to areas like páramos and alpine tundra.It's colder here, with temperatures between 40°F to 60°F. Páramos are rare ecosystems in the tropics. . They love the cool and wet wea
Impact of the invasive plant Syzigium jambos (Myrtaceae) on patterns …
Impact of the invasive plant Syzigium jambos (Myrtaceae) on patterns of understory seedling abundance in a Tropical Premontane Forest, Costa Rica ... It represents one of the 40 most aggressive invasive angiosperms listed by Rejmanek and Richardson (1996). In Costa Rica, S. jambos is traditionally used as a living fence and, less frequently, as ...
Relative abundance and activity patterns of terrestrial
16 UNED Research Journal (ISSN: 1659-4266) Vol. 9(1): 15-21, Junio, 2017 MATERIALS AND METHODS Study site: Pacuare Nature Reserve is a private reserve located on the Caribbean coast of Costa Rica (10o10'00'' N - 83o14'00'' W; Fig. 1).Established in 1989, it covers an area of 1050 ha where the predominant ecosystem is the
Does elevation influence the distributional patterns of …
In recent years, this area of Costa Rica has been studied in more detail, and a number of new records for the country have been found in their forests (see Rojas et al. 2015), presumably as a consequence of historical, geological and biogeographical reasons (see Clement and Horn 2001 for a discussion on land use in that part of Costa Rica ...
The Spatial Ecology of Nuisance Crocodiles: Movement Patterns …
Anthropogenic alterations of the environment have increased, highlighting the need for human–wildlife coexistence and conflict mitigation. Spatial ecology, and the use of passive satellite movement technology in particular, has been used to identify patterns in human–wildlife conflict as a function of shared resources that present potential for dangerous situations. Here, …
Diversity of phenological patterns of Handroanthus …
Fig. 2 Phenological patterns of Handroanthus ochraceus (Bignoniaceae), in the dry season and early wet season, from populations located in disturbed areas (pastures and forest fragments) during the dry and early wet seasons of 2014-2017, Costa Rica: a) Liberia-Sta Rosa Highway, b) El Rodeo Ranch, c) Lomas de Barbudal Road. Data are mean crown ...
Elevational and seasonal patterns of plant pollinator
RESEARCH ARTICLE Elevational and seasonal patterns of plant pollinator networks in two highland tropical ecosystems in Costa Rica E. Jacob Cristo´ bal-Perez ID 1,2,3*, Gilbert Barrantes1,3,4, Alfredo Cascante-Marı´n1,3,4, Paul Hanson1,4, Beatriz Picado1,4, Nicole Gamboa-Barrantes1,4, Geovanna Rojas- Malavasi1,4, Manuel A. Zumbado5, Ruth Madrigal …
Epidemiological Patterns of Common Cancers in Costa Rica: …
3.1. Cancer Incidence in Costa Rica. The incidence of cancer in Costa Rica has been increasing since the 1990s. In 1990, the incidence rate was 135.1 per 100,000, while in 2020, it was 188.7 per 100,000, representing a 72% increase in 30 years. In 2020, there were 13,139 new cancer cases reported in the country.
The mystery of Costa Rica's stone spheres
One of the most intriguing mysteries of Costa Rica is the stone spheres that appeared in the Diquis Delta, somewhere around the mid 1900's. What Are the Stone Spheres?
Elevational Patterns of Diversity and Abundance of …
THEJOURNALOFTROPICALBIOLOGYANDCONSERVATION BIOTROPICA 41(3): 338–346 2009 10.1111/j.1744-7429.2008.00483.x Elevational Patterns of Diversity and Abundance of Eusocial Paper Wasps (Vespidae) in Costa Rica Anjali Kumar1,4, John T. Longino2, Robert K. Colwell3, and Sean O'Donnell1 1 Animal 2 The Behavior Group, Department ...
Gravel Crusher
Most tourist don't end up crushing gravel for the roads they're about to travel but Sue did. the ranch of a friend of ours has the Tajo (quarry) for much of the road building in the Tarrazu region of Costa Rica.
The Ancient Stone Spheres Costa Rica
Amongst its green landscape can be found ancient structures known as the stone spheres of Costa Rica. The 300 spheres lie on the Diquís Delta and on Isla del Caño.
Genetic patterns and conservation of the Scarlet Macaw …
In Costa Rica, the Scarlet Macaw population of the Central Pacific Conservation Area (ACOPAC, n =432 individuals) has undergone considdrable study and has been used effectively as a flagship ...
Does elevation influence the distributional patterns of …
Does elevation influence the distributional patterns of tropical myxomycetes? A case study in Costa Rica Mycology. 2016 Apr 7;7(2):45-52. doi: 10.1080/21501203.2016.1168885. eCollection 2016. Authors Carlos Rojas 1 ... this project was designed and conducted in Costa Rica. Two lower elevational belts were selected for this work due to their ...
(PDF) What drives elevational patterns of diversity? A test …
A test of geometric constraints, climate and species pool effects for pteridophytes on an elevational gradient in Costa Rica March 2006 Global Ecology and Biogeography 15(4):358 - 371
(PDF) Elevational Patterns of Diversity and Abundance of
We used a standard sampling protocol to measure elevational patterns of species richness and abundance of eusocial paper wasps (Hymenoptera: Vespidae) in Costa Rica.
Indigenous Art and Crafts of Costa Rica
Indigenous communities in Costa Rica have a rich tradition of art and crafts, including basket weaving, pottery, and wood-carving. Explore the different styles and techniques used by these communities, and learn about the cultural …
Genetic diversity and phylogeographic patterns of the …
This is one of the first phylogeographic studies conducted on tropical palms in the LCA region and the first in the genus Chamaedorea, which sheds light on possible gene flow and dispersal patterns of C. tepejilote in Costa Rica. Our results also highlight the importance of mountain ranges on shaping gene flow patterns of neotropical plants. ...
Relative abundance and activity patterns of terrestrial …
134 Research Journal of the Costa Rican Distance Education University (ISSN: 1659-4266) Vol. 8(2): 131-137, Diciembre, 2016 three species of wild cats (Leopardus pardalis, Panthera onca and Puma concolor).It is important to highlight that one species of opossum (Didelphimorphia: Didelphidae) was not identified due to the poor quality of the photos,
Recent migration policies to address migration in Costa …
Costa Rica is no exception to this pattern. In the last two decades, the country has experienced specific kinds of migration movements. The dynamics of recent emigration, immigration and transit ... Migration in Costa Rica is complex and has become one of the most topical social phenomena in the country as a result of the trends mentioned above ...
Diversity and activity patterns of medium and …
1. Introduction. Worldwide, there are approximately 6,495 described species of mammals (Burgin et al., 2018 ), of which 253 are described for Costa Rica.They include 115 species of bats, 31 marine and 222 species of terrestrial mammals …
Owned dog population size and ownership patterns in Costa Rica
Dogs (Canis lupus familiaris) are one of the most common pets around the world but ownership patterns and human-dog interactions have been changing, particularly in developing nations.We conducted surveys in Costa Rica to characterize dog ownership, the owned dog population, where dogs were confined at night and in the morning, …
Circadian activity patterns of mammalian predators and prey in Costa Rica
4 Quetzal Education and Research Center, San Gerardo de Dota, Costa Rica. PMID: 33343263 PMCID: PMC7733402 DOI: ... Hierarchical clustering identified relationships among species with the most similar activity patterns. We discuss the primary prey and competitor species predicted for each of the eight predators. Contrary to our prediction, the ...
These Ancient Stone Spheres in Costa Rica Are …
Located on the Diquís Delta and on Isla del Caño, the stone spheres of Costa Rica are an assortment of over 300 petrospheres also known as bolas de piedra (literally stone balls). The spheres, which look perfectly round, are commonly …
Genetic diversity and phylogeographic patterns of the …
This is one of the first phylogeographic studies conducted on tropical palms in the LCA region and the first in the genus Chamaedorea, which sheds light on possible gene flow and dispersal patterns of C. tepejilote in Costa Rica. Our results also highlight the importance of mountain ranges on shaping gene flow patterns of Neotropical plants.
Who Made the Stone Spheres of Costa Rica, and …
Made of stone and up to 15 tons (13.6 tonnes) in weight, these sculptures have been carved exactingly into near-perfect spheres, only to be left scattered amongst the trees. But the real question is, what are these stone …
Factors affecting phenological patterns of bombacaceous …
We compared phenological patterns of tree species of the family Bombacaceae in three seasonal forests in Mexico and Costa Rica whose dry seasons vary in duration and intensity. The objectives were to (1) determine intraspecific variation in phenology between sites in different geographic locations w …
Impact of the invasive plant Syzigium jambos (Myrtaceae) on patterns …
In Costa Rica, it has become an invasive species in forest fragments and secondary forests (Di Stéfano et al. 1998;Avalos et al. 2006) where it interferes with natural regeneration by creating ...
Impact of the invasive plant Syzigium jambos (Myrtaceae) on patterns …
Impact of the invasive plant Syzigium jambos (Myrtaceae) on patterns of understory seedling abundance in a Tropical Premontane Forest, Costa Rica Rev Biol Trop. 2006 Jun;54(2) :415-21. doi ... Costa Rica, a protected watershed that supplies drinking water for several human communities. Our final objective is to develop a management strategy ...