We describe in this paper a new genus and species of cricetid rodent from the Atlantic Forest
of Brazil, one of the most endangered eco-regions of the world. The new form displays some …

Technological advances and increasing availability of high-resolution satellite imagery offer
the potential for more accurate land cover classifications and pattern analyses, which could …

Aim To determine whether there is evidence of changes in small mammals distributions and
emergent metacommunity structure in the A tlantic F orest resulting from extensive habitat …

As the center of convergence of some of the major bioregions of South America, Paraguay is
a biodiverse country of biogeographic importance. Yet despite a long history of natural …

Abstract According to the Carnaval-Moritz (CM) model of Pleistocene refugia, during the Last
Glacial Maximum, forested areas of the Atlantic Forest (AF) were restricted to isolated refugia …

Species that live in degraded habitats often show signs of physiological stress.
Glucocorticoid hormones (eg, corticosterone and cortisol) are often assessed as a proxy of …

Abstract Aim Deforestation of the Atlantic Forest of eastern Paraguay has been recent but
extensive, resulting in a fragmented landscape highly influenced by forest edges. We …

The deforestation of eastern Paraguay is a relatively recent phenomenon, starting as early
as the 1940s. Assuming that larger forest fragments retain mechanisms and patterns of …

Sigmodontinae is a very rich clade of rodents that is widespread throughout the Neotropics.
The arboreal mice Juliomys comprise a poorly known branch, with incomplete information …

Abstract The Atlantic Forest is one of the world's 32 biodiversity hotspots, reflecting its high
levels of plant and animal richness, endemism, and threats. Traditional biogeographic …