Evolution 55: 2070-2087. *Bush, G.L. 1994. Sympatric speciation in animals new wine in old bottles. TREE 9: 285-288. Clarke, B., M.S. Johnson, and J. Murray. Clines in the genetic distance between two ...

The biological equivalent is "allopatric speciation," an evolutionary process in which one species divides into two because the original homogenous population has become separated and both groups ...

I am studying the prevalence and mechanistic basis of assortative mating in southern capuchino seedeaters, a highly sympatric radiation of birds in South America, to better understand the processes ...