Need help determining if this livingstonii cichlid is male or female. Thanks.

Pundamilia nyererei. Photo by Robert De Leon An extensive study of five different cichlids has led to a better understanding of the mechanism of evolution in vertebrates. The cichlid genome sequencing was done on several popular species in the hobby. They include Pundamilia nyererei...

Xystichromis sp. "Kyoga flameback" by Dave Hansen Predicting which way plants or animals will evolve as their environment changes is very difficult. However, a Eawag study of African lake cichlids has shown that certain internal and external factors can lead to high rates of specialization and...