Cichlids are a striking type of freshwater fish with over 500 species. They're usually found in warmer regions and in various bodies of water, including ponds, rivers, lakes, and streams. Most species ...

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.

Social stress is bad for your brain. It's a prime suspect in the accumulation of oxidative stress in the brain, which is ...

For conservationists, the message is clear: while community-led clean-ups are making a visible difference, protecting one of the world’s most remarkable freshwater ecosystems will ultimately require ...

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 ...

Biologists have demonstrated that 'evolutionary experience' as well as learning protects cichlid fish from the brood parasitism practiced by the African cuckoo catfish. There are other animals besides ...

Mouthbrooding fish under stress may sometimes resort to cannibalism and eat their young. Scientists' discovery of the behavior was "a complete accident." When you purchase through links on our site, ...

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 ...

For those of you who are teased about your forgetfulness, good news! It turns out having the “memory of a fish” may actually be a compliment. Fish may have a reputation for having three-second ...