Background Understanding the forces that shaped Neotropical diversity is central issue to
explain tropical biodiversity and inform conservation action; yet few studies have examined …

Questions: What is the pattern of body mass versus extinction risk in the Late Pleistocene
extinctions of mammals, both qualitatively and quantitatively? Are there patterns that relate …

Se presenta una revisión de los mamíferos fósiles de Chile, de ambientes terrestres y
acuáticos, conocidos hasta el año 2008; no se consideran aquellos registros de dudosa …

Anthropogenic influences are simultaneously perturbing multiple biochemical cycles, as well
as climate, in the biosphere (Falkowski et al. 2000). To address such effects, an explicitly …

Knowledge of the fossil mammals from the Pampean Region of Argentina has greatly
increased in recent years. To analyze the patterns of change in regional climates and …

The physiology of the long-furred woolly mouse opossum (Micoureus paraguayanus)
conformed to that of other marsupials. Body temperature at thermoneutrality (all values …

The future of the world's biodiversity involves preservation of individual species and, more
importantly, preservation of the natural process by which the biosphere is populated …

Questions: What is the pattern of body mass versus extinction risk in the Late Pleistocene
extinctions of mammals, both qualitatively and quantitatively? Are there patterns that relate …