Search Results - "Nilton Cáceres"

Big in the tropics: Ecogeographical clines in peccary size reveal the converse of Bergmann’s rule by Hendges, Carla Deonisia, Patterson, Bruce D., Cáceres, Nilton C.

“…Aim Bergmann's rule is an ecogeographical rule that describes a negative relationship between body size and temperature. Here, we used a multivariate measure…”
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Melanism evolution in the cat family is influenced by intraspecific communication under low visibility by Graipel, Maurício Eduardo, Bogoni, Juliano André, Giehl, Eduardo Luís Hettwer, Cerezer, Felipe O, Cáceres, Nilton Carlos, Eizirik, Eduardo

“…Melanism in the cat family has been associated with functions including camouflage, thermoregulation and parasite resistance. Here we investigate a new…”
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The dark side of coloration: Ecogeographical evidence supports Gloger’s rule in American marsupials by Cerezer, Felipe O., Ribeiro, José R. I., Graipel, Maurício, Cáceres, Nilton C.

“…Geographical distribution of color phenotypes and associations with ecological predictors remains poorly understood. An important geographic pattern concerning…”
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Evolutionary rates, disparity, and ecomorphology of the mandible in American marsupials by Brum, Mariana N., Cáceres, Nilton C., Bubadué, Jamile M.

“…The American marsupials have been consistently reported to present a highly integrated and conserved morphology. This has been repeatedly argued as one of the…”
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Which Factors Determine Spatial Segregation in the South American Opossums (Didelphis aurita and D. albiventris)? An Ecological Niche Modelling and Geometric Morphometrics Approach by Cáceres, Nilton Carlos, de Moraes Weber, Marcelo, Melo, Geruza Leal, Meloro, Carlo, Sponchiado, Jonas, Carvalho, Renan Dos Santos, Bubadué, Jamile de Moura

“…Didelphis albiventris and D. aurita are Neotropical marsupials that share a unique evolutionary history and both are largely distributed throughout South…”
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Skull shape and the demands of feeding: a biomechanical study of peccaries (Mammalia, Cetartiodactyla) by Hendges, Carla D., Patterson, Bruce D., Cáceres, Nilton C., Gasparini, Germán M., Ross, Callum F.

“…A primary requirement of the mammalian skull is to exert forces on different foods and to resist the forces imposed on it during feeding. Skull shape patterns…”
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The hard task of a short-tailed mouse opossum (Monodelphis) to prey a harvestman (Arachnida: Opiliones) by Cáceres, Nilton C., Fluck, Isadora E.

“…ABSTRACT Despite the great diversity of small insectivorous mammals and the use of scent gland secretions as a defense mechanism by harvestmen, there is no…”
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ATLANTIC MAMMALS: a data set of assemblages of medium- and large-sized mammals of the Atlantic Forest of South America by Souza, Yuri, Gonçalves, Fernando, Lautenschlager, Laís, Akkawi, Paula, Mendes, Calebe, Carvalho, Mariana M., Bovendorp, Ricardo S., Fernandes-Ferreira, Hugo, Rosa, Clarissa, Graipel, Maurício Eduardo, Peroni, Nivaldo, Cherem, Jorge José, Bogoni, Juliano André, Brocardo, Carlos Rodrigo, Miranda, João, da Silva, Luciana Zago, Melo, Geruza, Cáceres, Nilton, Sponchiado, Jonas, Ribeiro, Milton Cezar, Galetti, Mauro

“…Biodiversity inventories contain important information about species richness, community structure, and composition, and are the first step in developing any…”
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The Role of Habitat Amount and Vegetation Density for Explaining Loss of Small-Mammal Diversity in a South American Woodland Savanna by Melo, Geruza L., Cerezer, Felipe O., Sponchiado, Jonas, Cáceres, Nilton C.

“…The focus of research and conservation in tropical regions is mainly devoted to forest ecosystems, usually neglecting the processes underlying widespread, more…”
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Microhabitat of small mammals at ground and understorey levels in a deciduous, southern Atlantic forest by Melo, Geruza L, Miotto, Barbara, Peres, Brisa, Cáceres, Nilton C

“…Each animal species selects specific microhabitats for protection, foraging, or micro-climate. To understand the distribution patterns of small mammals on the…”
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Mammal occurrence and roadkill in two adjacent ecoregions (Atlantic Forest and Cerrado) in south-western Brazil by Cáceres, Nilton C.(Universidade Federal de Santa Maria Departamento de Biologia, CCNE Laboratório de Ecologia e Biogeografia), Hannibal, Wellington(Universidade Federal de Mato Grosso do Sul Departamento de Biociências), Freitas, Dirceu R, Silva, Edson L.(Universidade Estadual Paulista Instituto de Biociências Departamento de Biologia), Roman, Cassiano(Universidade Federal de Mato Grosso do Sul), Casella, Janaina

“…This paper examines the frequencies of mammal roadkill in two adjacent biogeographic ecoregions (Atlantic Forest and Cerrado) of Brazil. Mammals were recorded…”
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Factors affecting the home range size of felids (Mammalia, Carnivora) with emphasis on three American species by Renata Figueira Machado, Felipe Cerezer, Carla Hendges, Nilton Cáceres

“…We evaluated several factors that might be related to the home-range size of felids at both inter and intraspecific levels. At the interspecific level, we…”
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Abundance changes and activity flexibility of the oncilla, Leopardus tigrinus (Carnivora: Felidae), appear to reflect avoidance of conflict by Oliveira-Santos, Luiz Gustavo R., Graipel, Maurício E., Tortato, Marcos A., Zucco, Carlos A., Cáceres, Nilton C., Goulart, Fernando V. B.

“…We investigated the density and activity of the oncilla, Leopardus tigrinus (Schreber, 1775), a threatened small cat, in the Brazilian Atlantic Forest, using…”
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Serosurvey of Rickettsia spp. in small mammals from Mato Grosso do Sul state, Brazil by Binder, Lina de Campos, Krawczak, Felipe da Silva, Sponchiado, Jonas, Melo, Geruza Leal, Moraes-Filho, Jonas, Bastos, Fernanda Aparecida Nieri, Cáceres, Nilton Carlos, Labruna, Marcelo Bahia

“…This study aimed to evaluate exposure of wild small mammals to spotted fever group (SFG) rickettsiae in Mato Grosso do Sul State, central-western Brazil. Serum…”
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Testing the habitat amount hypothesis for South American small mammals by Melo, Geruza Leal, Sponchiado, Jonas, Cáceres, Nilton Carlos, Fahrig, Lenore

“…According to the habitat amount hypothesis the species richness in a sample site should increase with the habitat amount in the local landscape around the…”
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The prevalence of temperature and dispersal limitation as drivers of diversity in Neotropical small mammals by Dambros, Cristian, Cáceres, Nilton, Baselga, Andrés

“…The spatial distribution of biodiversity is driven by species dispersal and their response to the environment. Therefore, diversity patterns should differ…”
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Small mammal community structure and microhabitat use in the austral boundary of the Atlantic Forest, Brazil by Lima, Daniela O. de(Universidade Federal do Rio de Janeiro Programa de Pós-graduação em Ecologia), Azambuja, Bethânia O.(Universidade Federal do Rio Grande do Sul Programa de Pós-graduação em Ecologia), Camilotti, Vagner L.(Universidade Federal do Rio Grande do Sul Programa de Pós-graduação em Ecologia), Cáceres, Nilton C.(Universidade Federal de Santa Maria Departamento de Biologia)

“…We investigated the richness, composition, and species relative abundance of a terrestrial small mammal community in a Deciduous Forest area in the austral…”
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Climate and geographic distance are more influential than rivers on the beta diversity of passerine birds in Amazonia by Fluck, Isadora E., Cáceres, Nilton, Hendges, Carla D., Brum, Mariana do Nascimento, Dambros, Cristian S.

“…Variation in the spatial structure of communities in terms of species composition (beta diversity) is affected by different ecological processes, such as…”
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Rodents show darker and redder coloration in warm and rainy environments by Cerezer, Felipe O., Campos, Amanda B., Dambros, Cristian S., Maestri, Renan, Bubadué, Jamile M., Cáceres, Nilton C.

“…Aim Animal coloration varies in response to environmental conditions. One well‐known principle, Gloger's rule, suggests that warmer and wetter environments…”
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Use of camera-traps in natural trails and shelters for the mammalian survey in the Atlantic Forest by Melo, Geruza L., Sponchiado, Jonas, Cáceres, Nilton C.

“…In order to evaluate the efficiency of different mammalian survey methods, we compared traditional sampling techniques (use of camera-traps on roads and…”
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