The cockatoo cichlid (Apistogramma cacatuoides) is sometimes known as the big mouth cichlid because of its large mouth. The cockatoo cichlid has many colour variations such as the full red, double red, triple red, super red and orange. It has vibrant orange and red fins, a little bit of black bit with a grayish body and a black line mid-way through the body which goes the entire way down from the eye to the tail fin.