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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 ...
Estrutura espacial de comunidades de anuros de duas regiões fisiográficas do bioma Pampa
(Universidade Federal de Santa Maria, 2013-02-26)
In this study, we sampled two anuran communities in two physiographic regions of the Pampa biome, Serra do Sudeste and Depressão Central, were made monthly campaigns during the period between September 2011 and August 2012 ...
Seleção sexual em Aegla longirostri (Decapoda: Anomura): escolha de parceiro, meios de comunicação e efeitos na agressividade
(Universidade Federal de Santa Maria, 2013-02-19)
This study involved two experiments that addressed mate choice, male competition for mature females and the communication pathways used by both sexes in Aegla longirostri. In the first experiment, males were paired according ...
Influência da variabilidade ambiental marinha na captura da sardinha-verdadeira Sardinella brasiliensis (Steindachner, 1879) no Sul do Brasil
(Universidade Federal de Santa Maria, 2013-01-25)
Sardinella brasiliensis is a marine pelagic fish that belongs to a single fish stock
confined at the Brazilian coast, occurs from Rio de Janeiro (22 ° S) to Santa Catarina (29 ° S)
states in southern Brazil. Environmental ...
Borboletas frugívoras (Lepidoptera: Nymphalidae) de Santa Maria, região central do Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2013-02-27)
Among some factors responsible for the occurrence and distribution of species, the heterogeneity and structural complexity of the environment can be decisive to their survival. Therefore, this study aimed to characterize ...
Estrutura e funcionamento de comunidades biológicas em ecossistemas fragmentados
(Universidade Federal de Santa Maria, 2013-02-27)
The recognition of patterns in community structure and the elucidation of the processes responsible for variation in species richness among habitats that produce these patterns are classical goals of community ecology. The ...
Tamanho e densidade das populações de Alouatta guariba clamitans cabrera, 1940 (primates, atelidae) no campo de instrução de Santa Maria e áreas vizinhas
(Universidade Federal de Santa Maria, 2013-08-28)
This dissertation evaluated the age-sex structure, group size and population density of
Alouatta guariba clamitans in 40 forest fragments. We also present a Population Viability
Analysis for the subspecies. The study was ...
Percepções e atitudes de moradores rurais em relação ao macaco-prego, Sapajus nigritus (Goldfuss, 1809), na área de influência de uma usina hidrelétrica no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2013-02-22)
Crop raiding by wild animals is becoming increasingly common. In recent years, the management company of the Dona Francisca Hydroelectric Power Plant has received complaints from local residents about a supposed increase ...
História evolutiva dos elementos homo1 e howilli2 de espécies de drosofilídeos neotropicais
(Universidade Federal de Santa Maria, 2013-03-01)
Transposable elements (TEs) are DNA fragments that can move within and between genomes causing great impact on the evolution of organisms. The hAT superfamily belongs to class II, subclass I of TEs and despite having ...
Macroinvertebrados associados às folhas em decomposição de riachos neotropicais: influência da qualidade química, variedade de espécies vegetais, biomassa de fungos e tempo de exposição
(Universidade Federal de Santa Maria, 2013-03-08)
In low-order freshwater ecosystems, macroinvertebrates have an important role in nutrient cycling, as they participate in the shredding of detritus, which are the main energy source for the trophic chain in these systems. ...