Mate choice, competition, and the variety of resources available are the key factors influencing how a species evolves into separate species, according to a new mathematical model that integrates all ...

Under which circumstances is sympatric speciation possible? An answer to this long-standing question of evolutionary biology has turned out to be challenging. In particular, models for the evolution ...

Microbiologists are challenged to explain the origins of enormous numbers of bacterial species worldwide. Contributing to this extreme diversity may be a simpler process of speciation in bacteria than ...

** I expect you to read: Avise, J.C. 2004. Chapter 7: Speciation and hybridization. In Molecular Markers, Natural History and Evolution (2nd edn.). Chapman and Hall, New York. Having at least briefly ...

"Supplement to The Auk"--Cover. Differentiation and speciation without extended isolation appear to be common among migratory animals. Historical oversight of this is probably due to temporal ...

The jumping of a gene from one chromosome to another can likely contribute to the birth of new species, a genetic analysis of flies reveals. The result validates an underappreciated mechanism of ...