Herichthys cyanoguttatus Rio Grande Cichlid. Credit: http://www.fishesoftexas.org/taxa/herichthys-cyanoguttatus A Case Western Reserve University scientist has played ...

Cichlids are one of the largest and strangest groups of vertebrate fish — fish with backbones — on Earth. They’re popular as pets and farmed in aquaculture, and scientists have been studying them ...

Scientists show the extraordinary diversity of cichlid fish in Africa’s Lake Victoria was made possible by ‘genetic recycling’ - repeated cycles of new species appearing and rapidly adapting to ...

LONDON (Reuters) - Some colorful cichlid fish in Africa's Lake Victoria formed a new species by adapting their vision, showing that geographical isolation is not essential for divergence, researchers ...

For generations, Lake Victoria supported one of the world’s richest freshwater ecosystems. Beneath its surface lived hundreds of species of cichlid fish, many found nowhere else on Earth. These small, ...

Some animal parents go to extraordinary lengths to shield their young from predators, disease, and dangerous currents.

One decision in the 1950s transformed Lake Victoria’s ecosystem. The Nile perch was introduced into Lake Victoria in Africa in an effort to boost commercial fishing by creating larger catches for the ...

There are concerned, overprotective parents, and then there are cichlid fish. After a male cichlid fertilizes the female’s eggs, she holds her entire brood of embryos inside her mouth for two weeks ...