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 ...

Researchers have developed an integrative approach to the classification of fossil cichlids and have identified the oldest known member of the tribe Oreochromini. Cichlids (Cichlidae) are a group of ...

Lake Tanganyika in Africa is a true hotspot of organismal diversity. Approximately 240 species of cichlid fishes have evolved in this lake in less than 10 million years. A research team from the ...

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 ...

It’s a nice gesture to tidy up your home before a date comes over, but the male cichlid takes this move to a whole new level, building potential mates an elaborate sand structure in an effort to woo ...

African cichlids are among the most interesting fish in the freshwater hobby for many reasons, but mouthbrooding is near the top of the list - a survival strategy so effective that it looks alarming ...

In Lake Malawi, hundreds of species of cichlid fish have evolved with astonishing speed, offering scientists a rare opportunity to study how biodiversity arises.

Cuckoo catfish may be the worst parents ever. Rather than raising their own cannibalistic offspring, they force other fish species to raise them in their own mouths. But how do they do it? New ...

Darwin's finches are perhaps the best-known examples of adaptive radiation—the evolutionary phenomenon in which one ancestral species rapidly diversifies into several new ones, each with unique ...

Beau Alward, University of Houston assistant professor of psychology, who holds a joint appointment in biology and biochemistry and is director of the Social Neuroscience Lab, has received the Beckman ...

A collaborative research project has developed an integrative approach to the classification of fossil cichlids, and identified the oldest known member of the Tribe Oreochromini. A collaborative ...