Have a spacious aquarium with plenty of room and a high-capacity filter? Consider adding some large fish to your freshwater aquarium. A large aquarium typically starts at 200 gallons, but some of ...

The biological family Cichlidaea is one of the most fascinating examples of animal evolution on Earth. Convict cichlids are a widespread, well-known species within this unique group. Convict cichlids ...

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 ...