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O papel dos processos evolutivos e ecológicos nos padrões de diversidade e coloração de espécies
(Universidade Federal de Santa Maria, 2023-07-26)
Naturalists have long recognized the variation of biological diversity over time and space. Two
significant aspects that spark great interest in ecology are the latitudinal gradient of diversity
and animal coloration. ...
História natural de onze rãs neotropicais (anura, leptodactylidae): aspectos etários e ciclo gametogênico
(Universidade Federal de Santa Maria, 2023-08-30)
One of the main objectives of the study of organisms´ life history is to explain the patterns
of life cycle, growth, development, and reproductive investment of species. In this
context, knowing the reproductive cycle ...
Acessando convergência evolutiva no registro fóssil: morfologia e biomecânica de Proterochampsa nodosa Barberena 1982 (Archosauriformes: Proterochampsidae) e sua relação com os crocodiliformes
(Universidade Federal de Santa Maria, 2023-09-26)
Proterochampsidae is an extinct group of medium-sized predators endemic to South
America, with its fossil record restricted to Triassic continental deposits in Brazil and
Argentina. Due to their superficial resemblance ...
Anfíbios anuros em campos de altitude no sul do Brasil: efeitos do habitat, degradação, sensibilidade e tolerância térmica
(Universidade Federal de Santa Maria, 2023-09-22)
The Highland Grasslands of the Atlantic Forest are important ecosystems highly threatened by the advance of agriculture and silviculture, however, historically neglected from the point of view of conservation. Despite this, ...
O gênero Grammostola simon, 1892: sistemática das espécies brasileiras
(Universidade Federal de Santa Maria, 2023-12-20)
The genus Grammostola comprises a group of tarantula spiders that occur predominantly in the
temperate zone of South America. While the genus is easily characterized and possesses a robust
diagnosis, there is a significant ...