There are concerned, overprotective parents, and then there are cichlid fish. After a male cichlid fertilizes the female’s eggs, she holds her entire brood of embryos inside her mouth for two weeks ...

Back in May we told you about the sad fate of the Mangarahara cichlid. Native to the African island of Madagascar, this little fish had had its wild habitat destroyed by dams built to control the ...

Some animal parents go to extraordinary lengths to shield their young from predators, disease, and dangerous currents.

The unique diversity of cichlids in Africa’s oldest lake could help unlock the secrets of evolution. Baby Haplotaxodon microlepis scramble for safety in their mother’s mouth. Like many cichlid species ...

A human-bred aquarium fish prized for its bright gold colour and distinctive head hump has escaped into a volcanic crater ...

A Case Western Reserve University scientist has played the lead role in identifying an invasive species related to one already threatening other fish in the waters of the southern United States. That ...

University of Maryland researcher Cheng-Yu Li was in the lab one day when he noticed a fish with a protruding jaw: a telltale sign that it was incubating eggs in its mouth, keeping its offspring safe ...

The macabre diets of scale-eating cichlids help shed light on the important role of frequency dependence in shaping genetic variation and the natural world. By Jeffrey McKinnon / MIT Press Reader ...

Adjust the colors to reduce glare and give your eyes a break. Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS ...

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 ...