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Neighbourhood structure and light availability influence the variations in plant design of shrubs in two cloud forests of different successional status
(Annals of Botany, 2016-07)
Background and Aims Plant design refers to the construction of the plant body or its constituent parts in terms of form and function. Although neighbourhood structure is recognized as a factor that limits plant survival ...
Losing legs and walking hard: Effects of autotomy and different substrates in the locomotion of harvestmen in the genus Prionostemma
(Journal of Arachnology vol.44 no.1 76-82 2016, 2016-04-01)
Autotomy, the strategy of voluntarily releasing a leg during an encounter with a potential predator or in agonistic interactions between conspecifics, is common in animals. The potential costs of this behavior have been ...
A simple method for short-term storage and transportation of spermatophores of Pacific white shrimp (Litopenaeus vannamei)
(Hidrobiológica vol.26 no.1 9-14 2016, 2016)
The development of a shipping method for spermatophores of the white shrimp Litopenaeus vannamei would open new opportunities for sharing and improving genetic resources of shrimp worldwide. Seventy spermatophores were ...
First record of the sea anemone Anthopleura nigrescens (Cnidaria: Actiniaria: Actiniidae) on the Pacific coast of Central America
(Marine Biological Association of the United Kingdom, 2012-08)
We report the first record of the sea anemone Anthopleura nigrescens on the Pacific coast of Central America. Five specimens from Mata Limón (Costa Rica) were collected from rocks of a man-made breakwater at sub-tidal ...
Biodeterioration and biodegradation of Roman monuments: A comparison of the current status of 18th century paintings by the Canalettos
(2014)
Worldwide there is an urgent need to monitor the conditions of monuments affected by biodeterioration and biodegradation, but no long term data exist for most of them. Here is an exception in the case of certain Roman ...
Riqueza, abundancia y caracterización de la población avifaunística del área de protección del río Bermúdez como insumo para la creación de un corredor biológico interurbano, Heredia, Costa Rica.
(Memorias del I Congreso Internacional de Ciencias Exactas y Naturales, Universidad Nacional, 2019, 2019-06)
This study focuses on knowing the richness and abundance of the avian population associate with one urban microbasin, also characterize the species through the use of trophic guilds and their forest dependence. Four sites ...
El ruido ambiental asociado a la riqueza de aves en una microcuenca urbana en Heredia, Costa Rica
(Memorias del I Congreso Internacional de Ciencias Exactas y Naturales, Universidad Nacional, 2019, 2019-06)
Urban ecosystems have a great variety of pollutants such as noise that affect the communication of species. There are few studies on this subject in urban areas of Costa Rica and our objective was to characterize the ...
Indicadores ambientales de áreas verdes urbanas para la gestión en dos ciudades de Costa Rica
(2018-08)
Abstract: Environmental indicators of urban green areas for management in two cities of Costa Rica. Environmental quality contributes to the physical and mental well-being of the population. In this way, the green areas ...
The geographic distribution of Costa Rican velvet worms (Onychophora: Peripatidae)
(Revista de Biologia Tropical vol.64 no.4 1401-1414 2016, 2016-06-06)
Velvet worms, “peripatus” or onychophorans, are “living fossils” that were geographically widespread in Cambrian seas but now occur exclusively on terrestrial habitats. The only extant species studied in some detail are ...
Nesting ecology of East Pacific green turtles at Playa Cabuyal, Gulf of Papagayo, Costa Rica
(2014-07)
East Pacific green turtles (Chelonia mydas), often referred to as black turtles, are smaller and exhibit a lower reproductive output than other populations of green turtles in the Atlantic, Indian and Western Pacific Oceans. ...