Evolution is traditionally associated with a process of increasing complexity and gaining new genes. However, the explosion of the genomic era shows that gene loss and simplification is a much more ...

The ability to tolerate toxic substances can help animals find new food sources and thrive in certain ecological niches. Researchers at the Max Planck Institute for Chemical Ecology in Jena have now ...

Review of How Men Age: What Evolution Reveals About Male Health and Mortality. By Richard G. Bribiescas. Princeton University Press. 177 pp. $24.95 Although he and his wife eat similar foods, jog, are ...

Natural selection is an important evolutionary force that enables humans to adapt to new environments and fight disease-causing pathogens. However, the unique footprints of natural selection in our ...

Researchers have shed new light on the features that enable tree-dwelling mammals to move effectively through their ...

Supraordinal relationships of primates and their time of origin -- A molecular classification for the living orders of placental mammals and the phylogenetic placement of primates / MS Springer, WJ ...

Species in a shared environment tend to evolve similar adaptations under the influence of their phylogenetic context. Using snowfinches, a monophyletic group of passerine birds (Passeridae), we study ...