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Borboletas frugívoras (Lepidoptera: Nymphalidae) do centro oeste do Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2013-03-28)
Fragmentation and habitat loss caused by human activities are the main threats to
biodiversity. In Rio Grande do Sul State (RS), mainly in the Pampa biome in Southern
State, the growing demand for production and consequent ...
Anfíbios de um brejo-de-altitude no bioma Caatinga (Serra de Maranguape, Ceará), com ênfase na biologia de uma espécie endêmica e ameaçada (Adelophryne maranguapensis, Anura, Leutherodactylidae)
(Universidade Federal de Santa Maria, 2013-11-22)
This work is distributed in five chapters that focuses the composition of amphibians in
Maranguape mountain, State of Ceara, prioritizing informations on the reproductive biology of
Adelophryne maranguapensis, an endemic ...
Estrutura espacial e temporal de taxocenoses de anuros de uma área de cerrado, no Centro-Oeste do Brasil
(Universidade Federal de Santa Maria, 2013-02-25)
We investigated the potential factors structuring anuran assemblages using three approaches:
i) spatial structure of adult anurans; ii) spatial structure of tadpole assemblages, and iii)
temporal structure of reproductive ...
Parâmetros da água alteram a excreção de resíduos nitrogenados e de fósforo e o comportamento de juvenis de jundiá (Rhamdia quelen)
(Universidade Federal de Santa Maria, 2013-01-25)
In the first study examined ammonia, urea, creatinine, protein, nitrite, nitrate, and phosphorus (P) excretion at different water hardness, humic acid or pH levels in silver catfish (Rhamdia quelen) juveniles. The fish ...
Detritos foliares em riachos subtropicais: dinâmica de matéria orgânica, processo de decomposição e macrofauna associada
(Universidade Federal de Santa Maria, 2013-03-08)
Low-order forested streams are dependent on allochthonous material input and the main energy source is obtained from leaf litter provided by the surrounding vegetation. Several gaps need to be filled to the knowledge of ...
Distribuição espacial e fidelidade quantitativa de associações vivas x mortas de moluscos da bacia do rio Ibicuí, Brasil
(Universidade Federal de Santa Maria, 2013-08-30)
The lack of long-term data on communities of mollusks which today occupy impacted rivers and streams may hinder the determination of the degree to that the same are altered. In this sense, quantitative studies on the ...
Ecologia de uma assembléia de serpentes no semiárido neotropical
(Universidade Federal de Santa Maria, 2013-02-18)
Herein we present a four chapter study on the ecology of a snake assemblage from the
Brazilian semi-arid. The first chapter is the comparison of the efficiency of four traditional
methods used to sample snakes: ...