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Invasão do Cerrado pela Braquiária (Urochloa decumbens): impacto na predação de sementes e potencial de disseminação por formigas
(Universidade Federal de São Carlos, 2020-03-20)
Biological invasions are a threat to native biodiversity. African grasses (such as brachiaria, Urochloa decumbens) are present in almost all Cerrado fragments, and is one one of the main challenges in the conservation of ...
The role of fruit crop size, diversity of avian frugivores and long-term temporal variation over seed dispersal effectiveness in a neotropical savanna
(Universidade Federal de São Carlos, 2020-03-20)
Fruit crop size may be a key-trait for attracting an abundant and diverse assemblage of dispersers, possibly leading to positive outcomes for seed dispersal effectiveness (SDE). Temporal changes in resources or frugivore ...
O efeito do fogo na remoção de sementes no Cerrado
(Universidade Federal de São Carlos, 2020-07-03)
Fire may modulates the dynamics, diversity and structure of many terrestrial ecosystems. Although the effects of fire are well studied for some plant and animal communities, the effects of fire on important ecological ...
Padrões macroevolutivos do tamanho do cérebro e tipos de ninhos em passeriformes
(Universidade Federal de São Carlos, 2020-08-28)
Birds and mammals have increased cognitive abilities and selective forces favoring complex behavioral skills are considered important drivers of brain evolution. A tractable way to infer about evolutionary pathways shaping ...
Plantas invasoras na américa latina: avanços, direções e desafios
(Universidade Federal de São Carlos, 2020-02-20)
La sociedad moderna sufre grandes problemáticas ambientales como resultado del impacto antropogénico y el desarrollo económico. América Latina es una de las regiones más afectadas, sin embargo, las invasiones biológicas ...
Seleção sexual e a ordem Odonata: uma abordagem teórica e experimental
(Universidade Federal de São Carlos, 2020-09-10)
Sexual Selection theory was proposed by Darwin in 1871 and, thenceforth, has been widely discussed and tested in several taxonomic groups. Complementary hypotheses were formulated by different researchers aiming to understand ...
Efeito da exposição aguda do inseticida Fipronil e do herbicida 2,4-D e mistura de ambos em curimbatá, Prochilodus lineatus (Teleósteo, Prochilodontidae).
(Universidade Federal de São Carlos, 2020-09-11)
The herbicide 2,4-D and the insecticide fipronil are pesticides frequently
detected in aquatic ecosystems, thus threatening wildlife and health security. The
aim of the present study was to investigate the toxicity of ...
Identificação e classificação de áreas úmidas costeiras relacionadas à valoração de seus serviços ecossistêmicos na ilha de Santa Catarina (Florianópolis) – Brasil
(Universidade Federal de São Carlos, 2020-08-03)
The uncontrolled growth of the population occurs mainly in coastal areas, resulting in a new form of appropriation of nature that intensifies and change the characteristics of the landscape. The impact caused becomes ...
Plasticidade morfológica em microalgas verdes do gênero Ankistrodesmus induzida por compostos liberados por Daphnia magna
(Universidade Federal de São Carlos, 2020-06-12)
Phenotypic plasticity in phytoplankton can be a defense mechanism against predation, directly affecting primary producers and consumers and the food chain of aquatic ecosystems. However, morphological plasticity as a ...
Efeitos da mudança climática na distribuição potencial e áreas que protegem dois marsupiais neotropicais associados a ambientes aquáticos
(Universidade Federal de São Carlos, 2020-08-21)
The contraction of suitable habitat due to the effects of climate change can result in a
species becoming susceptible to extinction. Faced with this, protect areas are fundamental for conservation and management of ...