Cichlids are a remarkably diverse family of fish, with many African freshwater species known for their incredible visual system. These cichlids' complex vision results from a diverse array of visual ...

A morphological phylogenetic analysis is presented for 41 Neotropical cichlids. Two South American species, Cichla ocellaris and Crenicichla saxatilis, are outgroups. Most of the ingroup taxa are ...

Sometimes individuals of the same species differ greatly in their shape or colouration. Scientifically, this phenomenon is referred to as "polymorphism". The 13 fish species that belong to the Central ...

Zaret, Thomas Michael. 1980. "Life history and growth relationships of Cichla ocellaris, a predatory South American cichlid." Biotropica, 12, (2) 144–157.