Biologists have genetically mapped the sex chromosomes of several species of cichlid fish from Lake Malawi, East Africa, and identified a mechanism by which new sex chromosomes may evolve. In research ...

Sex-determining systems may evolve rapidly and contribute to lineage diversification. In fact, recent work has suggested an integral role of sex chromosome evolution in models of speciation. We use ...

There are about 16 species of Aulonocara cichlids in Lake Malawi, all of which feed in the sand. "These cichlids join a short list of fish that have been demonstrated to use their lateral line system ...

Scuba divers found some “large”-eyed lake creatures off the coast of Malawi and discovered two new species, a study said and photos show. Photo from Getty / iStockphoto Plunging into a large lake in ...

Malawi: Like no other dive destination - our report in category News in DiveInside - the fresh online magazine of Taucher.Net ...