Bat Radiations

A new study involving bat skulls, bite force measurements and scat samples collected by an international team of evolutionary biologists is helping to solve a nagging question of evolution: Why some groups of animals develop scores of different species over Read More...

Out of Africa: Caviomorph Origins

South America was isolated from Africa and the North American continent during most of the Cenozoic. As a result, early mammalian immigrants evolved in isolation resulting in a unique assemblage of terrestrial mammals. Approximately 34 million years ago (Eocene-Oligocene) global cooling and drying periods are believed to have spurred major faunal changes in South America terrestrial fauna,
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New Mammalian Phylogeny

When many people hear about the ‘martix’ they think of Keanu Reeves or Laurence Fishburne in the role of Morpheus. But to Mark Springer and his colleagues, the matrix is the culmination of about five years of painstaking research. It is a large and robust DNA matrix Read More...

A New Primate Phylogeny Arrives

The age of genomics is upon us. And, by us I mean Primates. This week Perelman and 13 other colleagues released a comprehensive new phylogeny for Primates in PLoS Genetics (Perelman et al. 2011). The researchers sequenced Read More...