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New species of Potamocoris Hungerford (Heteroptera, Potamocoridae) from Costa Rica and a key to the species
(Magnolia Press, 2014-11)
A new potamocorid species, Potamocoris sitesi NEW SPECIES, with its two wing morphs (coleopteroid and macropterous) are described from Costa Rica. Descriptions are supported with photographs and illustrations. Parameres ...
Leaf life span spectrum of tropical woody seedlings: effects of light and ontogeny and consequences for survival
(Oxford University Press, Annals of Botany Company, 2013-03-26)
Background and AimsLeaf life span is widely recognized as a key life history trait associated with herbivory resistance, but rigorous comparative data are rare for seedlings. The goal of this study was to examine how light ...
Variación estacional de la composición proximal en tres especies de importancia comercial del Golfo de Nicoya, Puntarenas, Costa Rica
(Universidad de Costa Rica, 2013)
Variación estacional de composición próxima en tres especies de importancia comercial en el Golfo de Nicoya, Puntarenas, Costa Rica. El valor nutricional de los productos del mar para el consumo humano está reconocido ...
Characteristics of the spontaneous deposition of Sn in polycrystalline Pt
(2012-04)
Spontaneous deposition of tin (Sn) in polycrystalline platinum (Pt pc) from a sulfuric acid solution of tin salts, was evaluated by conventional electrochemical techniques, to determine its characteristics. Tin was deposited ...
Observation of Varroa destructor behavior in capped worker brood of Africanized honey bees
(Springer Science + Business Media B.V., 2012-06-12)
The behavioral activity of Varroa destructor was observed using transparent cells. Mite oviposition started at 45.0 ± 25.0 h post capping, followed by the next eggs laid at regular 27.3 ± 2.0 h intervals. On the prepupa, ...
Unveiling the hidden bat diversity of a neotropical montane forest
(PLOS ONE Vol.11 No.10, 2016-10-05)
Mountain environments, characterized by high levels of endemism, are at risk of experiencing significant biodiversity loss due to current trends in global warming. While many acknowledge their importance and vulnerability, ...
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 ...