Learn about the evolutionary ease of cichlid fishes, which transition from simple to complex teeth (and vice-versa) faster ...

It's not what you do, it's how readily you do it. Rapid evolutionary change might have more to do with how easily a key ...

By studying a highly social, very hierarchical fish species, cichlids, scientists have now found that social stress raises oxidative stress in the brains of low-status fish. "We found that low ...

Nature is fascinating and here’s proof of it. These 10 animals defy norms by giving birth through their mouths ...

To mimic the empty snail shells that these cichlids normally co-opt as nests, the researchers 3D-printed artificial shells and tracked the interactions of developing cichlids and their mothers ...

Eight fascinating animal species, such as Darwin's frog and mouthbrooding cichlids, exhibit unique reproductive strategies where males carry fertilized eggs in their mouths until they hatch.