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

Researchers have found that chunks of "flipped" DNA can help fish quickly adapt to new habitats and evolve into new species, acting as evolutionary "superchargers." In the face of threats from other ...

Mayan cichlids are one of Florida's most established invasive fish species, and this short uses a cast net to demonstrate just how catchable they are in the right location. The standout moment is the ...

In social fish like cichlids, status is everything. High-status males are territorial and colorful – they defend territories and reproduce with females. Low-status males, which are less colorful and ...

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 ...

African cichlid fish evolved in calm, clearwater lakes saturated with sunlight, and are known for their incredible visual system, which relies on a diverse array of visual pigment proteins called ...

Cichlid fishes, renowned for their extraordinary speciation and adaptive radiation, provide an exceptional framework to explore evolutionary dynamics, particularly through the study of their parasites ...

The large fish also happens to be Cruz's fifth Freshwater Big Fish Award species, earning him his Elite Angler Certificate. "Congratulations Jose on your incredible accomplishment!" TPWD wrote on ...

In bony fish the swim bladder primarily serves for buoyancy. Moreover, in many species it also possesses acoustic functions: it plays a role in sound production and improves hearing in numerous ways.