Buscar
Mostrando ítems 51-60 de 129
Pampean lizard assemblage from subtropical Brazil: a temporal analysis
(Academia Brasileira de Ciências, 2011-12-01)
O crescimento da ocupação humana sobre ambientes naturais é uma das maiores ameaças à biodiversidade. Para amenizar os efeitos negativos antropogênicos, é necessário entender as características das populações naturais, e ...
Pampean lizard assemblage from subtropical Brazil: a temporal analysis
(Academia Brasileira de Ciências, 2011-12-01)
O crescimento da ocupação humana sobre ambientes naturais é uma das maiores ameaças à biodiversidade. Para amenizar os efeitos negativos antropogênicos, é necessário entender as características das populações naturais, e ...
New remains of Eosclerocalyptus tapinocephalus (Cabrera) (Mammalia, Xenarthra, Glyptodontidae): descrption and implications for its taxonomic status
(Università degli Studi di Milano, 2007-12)
Eosclerocalyptus tapinocephalus (Cabrera) from the Huayquerian (Late Miocene) of the Pampean region, was known previously only from the type material. The recent finding of a well preserved specimen, mainly the caudal tube ...
An unexpected large Crested Tinamou (Eudromia, Tinamidae, Aves) near to Last Glacial Maximum (MIS 2, late Pleistocene) of the Argentine Pampas
(Taylor & Francis, 2018-07)
A large nearly complete specimen of a Crested Tinamou (Eudromia, Tinamidae, Aves) is described. It was collected at ‘Nicolás Vignogna III’ Quarry in Marcos Paz County (Buenos Aires Province, Argentina), coming from near ...
Are field crops refuge for woody invaders? Rainfall, crop type and management shaped tree invasion in croplands
(Elsevier Science, 2021-10)
Woody encroachment represents a global concern which is mostly studied in natural and semi-natural grasslands and savannas. Woody invasion is a growing phenomenon in agricultural landscapes, but it remains elusive how ...
Dieta del Aguilucho Común (Geranoaetus polyosoma) en pastizales costeros y zonas periurbanas de la Región PampeanaDiet of the variable hawk (Geranoaetus polyosoma) in grasslands and periurban zones of the pampean region of Argentina
(Fundación de Historia Natural Félix de Azara, 2014-03)
Se estudió la dieta del Aguilucho Común (Geranoaetus polyosoma) durante el período no reproductivo en dos áreas contrastantes, un pastizal natural y una zona periurbana ubicadas en el sudeste de la Región Pampeana (Argentina), ...
Feral horses and alien plants: effects on the structure and function of the Pampean Mountain grasslands (Argentina)
(Taylor & Francis, 2017-11-28)
Disturbances can affect the biotic resistance of plant communities and alterations could takeplace in the system, such as the appearance or increase in abundance of new components. Tocharacterize the resistance to disturbance ...
Environmental drivers of ant species richness and composition across the Argentine Pampas grassland
(Wiley Blackwell Publishing, Inc, 2018-06)
Understanding the underlying mechanisms causing diversity patterns is a fundamental objective in ecology and science-based conservation biology. Energy and environmental-heterogeneity hypotheses have been suggested to ...
A multi-proxy approach to paleoenvironmental changes in the southwestern Río de la Plata area (Argentina) during Late Pleistocene
(Pergamon-Elsevier Science Ltd, 2019-04)
In the southwestern margin of the Río de la Plata (Argentina), mining works have uncovered deposits that correspond to the last glacio-eustatic cycle (<120 Ky). Because deposits of this cycle are rare in the area, the ...