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Comportamento agonístico em lagostins: mudanças ao longo dos estágos de vida e sistemas de avaliação
(Universidade Federal de Santa Maria, 2015-05-20)
The present study was developed by two steps which include respectively: the aggression
development along the life stages of the burrowing species Parastacus brasiliensis; and the
determination of the type of information ...
Causas da distribuição de aves da Amazônia: uma questão da escala taxonômica
(Universidade Federal de Santa Maria, 2020-02-27)
One of the main questions in biogeography is the role of cladogenesis across barriers vs. ecological specialization on species distribution. In Amazonia, rivers have long been hypothesized to limit species dispersal and ...
Os passeriformes da Mata Atlântica seguem a regra de Bergmann?
(Universidade Federal de Santa Maria, 2015-03-31)
The main goal of this research is to test the Bergmann Rule in its levels - order, suborder and parvordem - in contrast with the leading families (Furnariidae, Thamnophilidae, Tyrannidae e Thraupidae) passerines of the ...
Aporte e fragmentação de matéria orgânica em riacho neotropical
(Universidade Federal de Santa Maria, 2012-02-24)
The objective of this study was to determine the plant alloctonous material input and its processing by shredders in the Caranguejo Creek, a first order Neotropical stream. In order to do so, three experiments were performed. ...
Predação de ninhos da tartaruga tigre-d.água, Trachemys dorbigni (Duméril & Bibron, 1835) (Emydidae), no extremo sul do Brasil
(Universidade Federal de Santa Maria, 2007-02-16)
Nests of the Brazilian slider turtle, Trachemys dorbigni, were monitored to
evaluate predation rates and the variation in time on these rates; to identify predator
species and its importance to nest destruction; and to ...
Biologia de Ophiodes fragilis (Squamata: anguidae): dieta e reprodução, no sul do Brasil
(Universidade Federal de Santa Maria, 2008-02-29)
Ophiodes fragilis is a medium sized legless lizard which belongs to the Anguidae
family. The species occurs in the southern and southeastern Brazil, southern coast of
Bahia, Minas Gerais, Mato Grosso do Sul and northeastern ...
Parâmetros metabólicos e íons plasmáticos de piavas (Leporinus obtusidens) expostas a diferentes níveis de oxigênio dissolvido e amônia
(Universidade Federal de Santa Maria, 2007-01-13)
Piava juveniles (7-13 cm; 25-30 g) were exposed to different NH3 (mg L-1): 0.003 (control), 0.1, 0.3, 0.7, 1.4, and dissolved oxygen levels (mg L-1): 1.0, 2.0, 3.0, 4.0, and 6.0, for 4 days (96h). Na+, K+, Cl-, and NH4
+ ...
Dinâmica populacional de Trachemys dorbigni, (Testudines: Emydidae) em ambiente antrópico em Pelotas, RS
(Universidade Federal de Santa Maria, 2007-12-10)
Informations about the population dynamic of Trachemys dorbigni were collected from February 2006 to January 2007, in the Santa Barbara stream, Pelotas, Brazil. It was collected 377 individuals in the traps, 160 females, ...
Espécies de Scarabaeinae (Coleoptera: Scarabaeidae) de fragmentos florestais com diferentes níveis de alteração em Santa Maria, Rio Grande do Sul
(Universidade Federal de Santa Maria, 2011-02-23)
This study aims to contribute to the scarce data on the Scarabaeinae fauna of the Rio Grande do Sul, Brazil. Twenty-four samplings were made with pitfall traps baited with human excrement, rotting meat and fermented banana ...
Diversidade e distribuição espacial de comunidades de macroinvertebrados aquáticos em arrozais irrigados de duas regiões geomorfológicas no Sul do Brasil
(Universidade Federal de Santa Maria, 2015-03-16)
Wide spatial scales of analysis in studies conducted in natural wetlands tend to present the greatest contributions to the total diversity of aquatic macroinvertebrates, because they include macrovariables such as hydrographic ...