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Jundiá: efeitos fisiológicos do óleo essencial de Lippia alba adicionado à ração
(Universidade Federal de Santa Maria, 2014-07-17)
The aim of this study was to evaluate the effect of the essential oil of Lippia alba (EOLA) as a feed additive on ionoregulatory and metabolic parameters, and pituitary hormones expression in silver catfish, Rhamdia quelen. ...
O que determina a variação do crânio em mamíferos? Avaliando as regras de Rensch e de Bergmann em primatas da América do Sul
(Universidade Federal de Santa Maria, 2016-08-29)
In this study our aim was to analyze if Rensch and Bergmann rules apply to South-American primates of the genera Sapajus and Alouatta, where males tend to be larger than females and if species tend to be larger at higher ...
Análise morfométrica da série molar inferior em Didelfídeos (Mammalia)
(Universidade Federal de Santa Maria, 2014-02-24)
Tribosphenic molars are considered major innovations of mammals and are related to different structures and variables that may explain their adaptation. The aim of this study was to verify the relationship of body size, ...
Análise do desenvolvimento das interações sociais do Tangará Chiroxiphia caudata (aves, Pipridae)
(Universidade Federal de Santa Maria, 2011-02-25)
The blue manakin Chiroxiphia caudata is a bird of the Pipridae family with distribution in the Atlantic Forests of Brazil, Argentina and Paraguay. Males have a lekking
polygynous system, aggregating in certain places that ...
Diversidade de caranguejos e estrutura populacional de Uca cumulanta Crane, 1943 (Decapoda: Brachyura: Ocypodidae) em um manguezal no Nordeste brasileiro
(Universidade Federal de Santa Maria, 2014-03-28)
The aim of this study was to describe the richness and composition of crabs (Crustacea: Brachyura) from four stations in the Rio Formoso mangrove, state of Pernambuco, and then characterize the population structure of the ...
Descrição de três novas espécies de Hyalella (Crustacea, Amphipoda, Hyalellidae) da região noroeste do estado do Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2016-08-12)
Currently there are 68 species of Hyalella gender described, whereas in South America, the largest diversity of species is observed, 52 record species. The State of Rio Grande do Sul has nine species of this gender recorded. ...
Efeito de pequenas variações na altitude e na ordem de riachos sobre a estrutura de comunidades de insetos aquáticos
(Universidade Federal de Santa Maria, 2014-02-10)
The present study analyzes the effects of a short elevation gradient (0-500 m) and stream order (1st to 4th) on the structure and spatial distribution of EPT and Coleoptera (Elmidae and Psephenidae) communities in a ...
Plasticidade comportamental e morfológica em Aegla longirostri (Decapoda: anomura)
(Universidade Federal de Santa Maria, 2015-03-31)
This study was divided in two papers, which addressed the antipredator behavior and sexual selection in Aegla longirostri. To evaluate the Aegla longirostri antipredator behavior we performed three experiments subdivided ...
Descrição de novas espécies neotropicais de Hirtodrosophila e Mycodrosophila (Diptera, Drosophilidae) baseada em dados morfológicos e moleculares
(Universidade Federal de Santa Maria, 2013-02-26)
The Drosophilidae family is composed by flies displaying different alimentary habits. The
most studied species a re associated with yeasts that develop during decomposition of plant
substrates such as cacti, flowers and ...
Variabilidade espaço-temporal de mariposas em duas localidades da região central do Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2014-08-29)
Rio Grande do Sul, studies with Lepidoptera are quite widespread, especially
with butterflies. However, with moths, it is known that the paper´s number is lower,
and with specific groups usually registered at locations ...