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Estresse oxidativo em aegla longirostri (decapoda, anomura): efeito da temperatura e qualidade da água
(Universidade Federal de Santa Maria, 2017-03-24)
The pollution from anthropic activities has produced a pronounced alteration in both terrestrial
and aquatic ecosystems. However, because of the position that they occupy in the landscape,
limnic environments are susceptible ...
Análise de biomarcadores em jundiás (Rhamdia quelen) expostos in situ como uma ferramenta de avaliação ambiental
(Universidade Federal de Santa Maria, 2017-03-24)
Aquatic ecosystems are affected by the use of agrochemicals in agricultural areas near rivers. To evaluate possible impacts, studies with animals that inhabit these ecosystems are needed. In situ exposure is one way of ...
Stenostomum leucops (Dugès 1828) (Platyhelminthes, Catenulida) reprodução, auxílio no esclarecimento filogenético e transformação genética.
(Universidade Federal de Santa Maria, 2017-07-07)
Stenostomum leucops is a platyhelminthe belonging to class Catenulida,
presenting great morphological plasticity and preponderantly asexual reproduction,
by paratomy. The time required for a complete formation of the ...
Filogeografia de Aegla longirostri (crustacea, decapoda, anomura)
(Universidade Federal de Santa Maria, 2017-02-22)
Aegla is the most diverse genus of freshwater crabs in southern South America. The Aeglidae family,
which belongs to this genus, has a marine origin, with two fossil genera, found in marine sediments in
New Zealand and ...
O elemento transponível mariner e o acúmulo de transposição somática no desenvolvimento de Drosophila
(Universidade Federal de Santa Maria, 2017-03-20)
Transposable elements (TEs) are sequences of DNA with the ability to move inside host
genomes. Some TEs are able to transpose into somatic tissues, process called Somatic
Transposition (ST) that can be involved with ...
Biologia reprodutiva e seleção dos sítios de nidificação do coleiro-do-brejo (Sporophila collaris) nos campos do sul do Brasil
(Universidade Federal de Santa Maria, 2017-03-06)
In Rio Grande do Sul, are present mosaic of grasslands, among them stands out the Subtropical Field. Among the
avifauna described for the state, about 120 species are adapted to live in grasslands, like the little ...
Helmintofauna de anuros em campo nativo e área de cultivo no sul do Brasil
(Universidade Federal de Santa Maria, 2017-02-17)
The Campos Sulinos are grassy formations where there is high biodiversity, but the conservation of these grasslands has been neglected, while the degradation and the habitat advance at alarming rates. The impacts of habitat ...
Análise genética em grupos mistos de bugio-ruivo e bugio-preto (Alouatta guariba clamitans e Alouatta caraya) em uma zona de contato em São Vicente do Sul, Rio Grande do Sul
(Universidade Federal de Santa Maria, 2017-10-03)
There are several reports of contact zones between two species of primates of the genus Alouatta, in a few cases, forming mixed groups. The morphological variation caused by the gene flow in hybrid primates has not yet ...
Morfologia funcional das estruturas alimentares de duas espécies simpátricas do gênero Aegla (crustacea, anomura, aeglidae).
(Universidade Federal de Santa Maria, 2017-10-20)
The Aeglidae family has an important participation in the decomposition of organic matter in streams of first and second order. This dissertation aims to analyze morphological characters in sympatric populations of Aegla ...
Biologia reprodutiva de Helicops infrataeniatus (Serpentes: Dipsadidae) da região subtropical do Brasil
(Universidade Federal de Santa Maria, 2017-03-13)
ABSTRACT 1: Reproductive biology studies are funtamental for the understanding of of the life history of a species. In this work we describe the reproductive biology of the males of Helicops infrataeniatus in a Brazilian ...