Some aquarium buddies are much more interactive than you'd expect—they follow their owners around, beg for food, and even ...

But African cichlids are famous for making the most of these two types of chompers, taking on more distinct habitats and more distinct diets than most other fish species. A surprisingly large ...

Cichlids are found all over the world ... Large waves clapped against the hull, and on West Thumbi Island a white-headed African fish eagle sat vigilant in a tree. My head was still swimming ...

Peoples spent two years examining the teeth of over 30,000 species of fish, including 1,000 species of African cichlids. He used the data to reconstruct when and how often complex teeth evolved ...