A wealth of information has been generated for the Andean bear Tremarctos ornatus during
the past four decades, and a thorough review of the species' natural history, ecology and …

Since the late Pleistocene, large-bodied mammals have been extirpated from much of Earth.
Although all habitable continents once harbored giant mammals, the few remaining species …

To understand the current biodiversity crisis, it is crucial to determine how humans have
affected biodiversity in the past. However, the extent of human involvement in species …

The transition of hominins to a largely meat-based diet∼ 1.8 million years ago led to the
exploitation of other mammals for food and resources. As hominins, particularly archaic and …

The biotic and geologic dynamics of the Great American Biotic Interchange are reviewed
and revised. Information on the Marine Isotope Stage chronology, sea level changes as well …

The order Carnivora, which currently includes 296 species classified into 16 families, is
distributed across all continents. The phylogeny and the timing of diversification of members …

The last important–and possibly the most spectacular–turnover in South American mammal
history occurred around the Pleistocene-Holocene boundary, when 100% of megamam mal …

Michael O. Woodburne1,* Alberto L. Cione2,**, and Eduardo P. Tonni2,*** abstraCt the age
and phyletic context of mammals that dispersed between north and south america during the …

Relative warp analyses of landmarks describing cranial and mandibular shape are used for
investigating patterns of morphological variation among extant bears (Mammalia, Carnivora …

El registro fósil de los carnívoros placentarios continentales de América del Sur abarca el
Mioceno tardío-reciente y se inicia con el ingreso de las familias Felidae, Canidae, Ursidae …