A team of researchers has provided the first example of how color patterns on a coral reef fish species can drive its evolution into many distinct species. The researchers looked at feeding and mating ...

The Midas cichlid fish from the crater lakes of Nicaragua are one of the the best known examples for sympatric speciation. They evolved from a source population into a variety of independent species ...

Evolutionary biologists have completed the most extensive study of sympatric speciation so far. They used around 20,000 characteristics of 450 fish to document the parallel evolution of cichlid fish ...