Scientists have been thinking about how new species evolve since Darwin wrote On The Origin of Species in 1859. The results ...

But it turns out this commonly held assumption is not true. A new study shows that the majority of females of songbird species do sing, and it’s likely that the ancestor of modern songbirds was ...

Using host genera as independent points in the analyses may lead to biased results since some host lineages are descended from recent common ancestors, and are therefore not truly independent. The ...

Peter W. Fritsch 1,, Cynthia M. Morton, Tao Chen, Candice Meldrum, Phylogeny and Biogeography of the Styracaceae, International Journal of Plant Sciences, Vol. 162, No. S6, Historical Biogeography of ...