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Diversidade genética e estrutura populacional de Fasciola hepatica (Linnaeus, 1758): o papel dos hospedeiros definitivos
(Universidade Federal de Santa Maria, 2020-02-21)
Fasciola hepatica is a flatworm of the Trematoda Class, and is responsible for the
disease called fasciolosis. This parasite is cosmopolitan and has heteroxenic cycle
being dependent on two hosts to complete its life ...
A tolerância térmica como ferramenta para avaliação da vulnerabilidade de anfíbios ao aumento da temperatura
(Universidade Federal de Santa Maria, 2019-02-27)
Climate change can have major effects on biodiversity, forcing species to adapt or generating large extinctions for those that cannot cope with the direct and indirect effects of rising temperatures. In particular, larvae ...
O impacto da fragmentação e perda de habitat na diversidade de aves em ambientes urbanos
(Universidade Federal de Santa Maria, 2020-01-07)
Biodiversity loss in urban environments is mainly caused by habitat loss and fragmentation.
While habitat loss can lead to immediate diversity reduction, fragmentation can isolate biological
communities, decreasing species ...
Paleoneurologia de antifer (mammalia: cervidae), um cervídeo extinto da América do Sul
(Universidade Federal de Santa Maria, 2021-03-25)
Terrestrial Cetartiodactyla arose in North America and Europe during the early Eocene
and diversified, giving rise, among others, to the clade Ruminantia, which includes
Cervidae. Cervidae is divided into Cervinae, ...
Investigação dos padrões de coossificação intervertebral dos elementos do sacro de dinosauria
(Universidade Federal de Santa Maria, 2021-02-22)
The main objective of this dissertation is to present a descriptive and comparative study
of sacral anatomy and the occurrence of sacral coossification in Saurischia (Theropoda
and Sauropomorpha) and Ornithischia, in ...
Padrões globais e preditores da diversidade beta taxonômica e funcional em assembleias de peixes recifais
(Universidade Federal de Santa Maria, 2020-03-11)
One of the main focuses of macroecological studies is to understand the spatial variation and,
in addition, to evaluate which are the predictors that shape this variation among terrestrial,
freshwater and marine ecosystems. ...
Morfologia da cavidade nasal de cinodontes traversodontidae (Eucynodontia: Gomphodontia) do Triássico Superior do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2020-03-20)
Traversodontidae is a group of Triassic herbivorous/omnivorous cynodonts that
represents the most diversified lineage within Cynognathia. In southern Brazil, a rich
fossil record of late Middle/mid-Late Triassic cynodonts ...
Níveis iônicos no plasma e no conteúdo do trato gastrintestinal de teleósteos coletados em diferentes salinidades
(Universidade Federal de Santa Maria, 2008-02-12)
Seawater teleost fish are hyposmotic to their environment and as a consequence must deal with a constant diffusive loss of water and a net gain of salts. In contrast to living in seawater, teleosts fish in a freshwater ...
Sistemática e filogenia de Mahanarva (Ipiranga) com a descrição de duas novas espécies
(Universidade Federal de Santa Maria, 2020-02-28)
The spittlebug family Cercopidae are characterized by their bright colour patterns, head narrow than pronotum and the amount of protective froth excreta produced by their nymphs to complete their development. The genus of ...
Encalhes de tetrápodes marinhos e sua relação com variáveis meteorológicas e oceanográficas
(Universidade Federal de Santa Maria, 2019-02-13)
Stranding is the term used to refer to an animal that is found on land and does not have the ability to return to the sea. Stranded animals are frequently seen on the beaches around Brazil and the reasons that leads to ...