22 research outputs found

    BIRD COMMUNITIES IN URBAN HABITAT: THE IMPORTANCE OF VEGETATION IN CITY SQUARES

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    Urbanization changes the structure and composition of the environment, altering the quality and quantity of resources provided by it, thus affecting the richness and composition of birds. In this study, we investigated the relation of the bird communities and bird trophic guilds with a gradient of plant structure in an urban area, in the southern Goiás state, Brazil. We surveyed bird communities in ten city squares of Quirinópolis, between months March and October 2013. We found 62 bird species distributed in 24 families, being omnivores (n = 20 spp.) and insectivores (n = 18 spp.) comprised the most richness trophic guilds. For plant structure, we found 754 plant individuals, distributed in 17 families with 37 species. Bird composition and the richness of frugivorous species were relationship with the gradient of plant richness in city squares. While, the abundance of omnivorous and granivorous species were related by the gradient of plant abundance. We conclude that different aspect of vegetation structure are essential to harbor a rich and diverse bird community in city squares. We highlighted that programs of afforestation should consider the diversity of plant species. Key words: Urban area. Trophic guilds. Bird composition. Species richness

    Atropelamentos e novos registros para tatu-canastra (Priodontes maximus) no centro-oeste do Brasil

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    Despite the widespread distribution of the giant armadillo Priodontes maximus, this species isfound at low densities, often in disrupted populations. Here we report 12 new records, including five incidentsof roadkill of P. maximus in different points of the Cerrado and one in an Atlantic Forest fragment in centralwesternBrazil. In addition to the relevant records, we discuss the negative effects of roadkills, which is a seriousissue for the conservation and maintenance of local populations of giant armadillo.Atropelamentos e novos registros para tatu-canastra (Priodontes maximus) no centro-oeste do Brasil. Apesar da ampla distribuição do tatu-canastra Priodontes maximus, esta espécie apresenta baixas densidades em populações não conectadas. Aqui, relatamos 12 novos registros, incluindo cinco atropelamentos rodoviários de P. maximus em diferentes pontos de Cerrado e um em fragmento de Floresta Atlântica no centro-oeste do Brasil. Além dos registros relevantes, discutimos o efeito negativo da perda de espécimes por atropelamentos em estradas, o qual é um problema sério para a conservação e manutenção de populações locais de tatu-canastra.Fil: Hannibal, Wellington. Universidade Federal de Goiás; BrasilFil: Leme Da Cunha, Nicolay. Universidade Federal do Mato Grosso do Sul; Brasil. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Patagonia Norte. Instituto de Investigaciones en Biodiversidad y Medioambiente. Universidad Nacional del Comahue. Centro Regional Universidad Bariloche. Instituto de Investigaciones en Biodiversidad y Medioambiente; ArgentinaFil: Dalponti, Guilherme. Universidade Federal do Mato Grosso do Sul; BrasilFil: Oliveira, Seixas R.. Instituto Federal Goiano; BrasilFil: Pereira, Katia R. F.. Universidade Anhaguera; Brasi

    Checklist of mammals from Mato Grosso do Sul, Brazil

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    Mammals of medium and large size from a fragmented seasonal forest landscape in Mato Grosso do Sul state, central-western Brazil

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    The southern cone of Mato Grosso do Sul state is poorly known in terms of mammal community composition. This information is very important to propose an environmental management plan. The present study provides information on the composition of medium and large size mammals in the municipality of Batayporã, in the Ivinhema river basin, southwestern Brazil. The mammal community was sampled during 19 field sampling occasions by the identification of vestiges, such as burrows, feces, vocalization and tracks, as well as through direct observations. I recorded 24 mammal species distributed in eight taxonomic orders. Thirteen species were frequently recorded, six species were rarely recorded, and six species are considered threatened in Brazil or in global level. The area presents almost half of the medium and large-sized mammal fauna from Mato Grosso do Sul state, but fragmentation and sugarcane plantations may represent a threat to the local biodiversity conservation

    Non-volant mammals of the Maracaju Mountains, southwestern Brazil: composition, richness and conservation

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    AbstractWe report the results of the non-volant mammal survey at the Maracaju Mountains located in the central region of Mato Grosso do Sul State, southwestern Brazil. The sampling encompasses different vegetation types of the Cerrado domain that occur in the region. The mammal survey was conducted by the use of pitfalls (1804 bucket-nights), live traps (7508 trap-nights), direct observation and indirect evidence (624 hours of observations). Fifty-eight non-volant mammal species of 9 orders and 20 families were recorded, representing 12% of the Brazilian terrestrial mammal species. The non-volant mammal community of Maracaju Mountains is typical of the Cerrado, but some species found occur in other domains, especially from Pantanal, Atlantic and Amazonian Forests. Among the recorded species, 11 are threatened in Brazil or on a global scale. Therefore, the Maracaju Mountains have a high richness of mammals with endangered and rare species that are still present in the extensive natural areas which persist in the region. These areas are very important for conservation of mammals and should be considered relevant areas for the establishment of Conservation Units in Cerrado and in the Mato Grosso do Sul State

    Tamaño de camada y condición reproductiva de pequeños mamíferos en el sur de Goiás, Brasil

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    Litter size and reproductive conditions are important in natural history. However, this information is scarce in scientific literature. Here, we presented litter size data for eight small mammal species (four marsupials and four rodents) and investigated the reproductive conditions of three small rodent species in the transition between the Atlantic Forest and Cerrado in central Brazil. We counted the number of young born, the number of embryos found in the uterus, and recorded the presence of well-developed teats and evident scrotum to evaluate the reproductive condition. The litter sizes ranged from one (Oecomys bicolor) to 11 (Gracilinanus agilis and Marmosa murina). We did not find evidence of reproductive seasonality. The pattern found here is similar to other studies carried out in different locations of South America.El tamaño de la camada y las condiciones reproductivas son importantes en la historia natural. Sin embargo, esta información es escasa en la literatura científica. Aquí, presentamos datos sobre el tamaño de camada de ocho especies de pequeños mamíferos (cuatro marsupiales y cuatro roedores) e investigamos las condiciones reproductivas de tres especies de pequeños roedores en la transición entre el Bosque Atlántico y el Cerrado en el centro de Brasil. Contamos el número de crías nacidas, el número de embriones encontrados en el útero, registramos la presencia de pezones bien desarrollados y escroto evidente para evaluar la condición reproductiva. El tamaño de las camadas varió de uno (Oecomys bicolor) a 11 (Gracilinanus agilis y Marmosa murina). No encontramos evidencia de estacionalidad reproductiva. El patrón encontrado aquí es similar a otros estudios realizados en diferentes lugares de América del Sur

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    MAMMALS IN URBAN CENTERS: a dataset for Brazil. Alves and Hannibal.</p
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