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 ...

All Midas cichlids from Central America start out life as black-and-white striped fish and then, almost magically, some of these fishes gradually lose their black colouration and turn bright golden.

They conducted experiments with Neolamprologus caudopunctatus, a biparental species of cichlid fish endemic to Lake Tanganyika, where it occurs along the Zambian shores. A long time without ...

While cichlids are common throughout Texas waterways, the peacock genus is endemic to East Africa's Lake Malaway, the second-largest lake in Africa. Known for their striking colors, the rare ...