The Seruffin killifish is a killifish with two separate dorsal fins. The cellufin killifish is a species that has two dorsal fins due to the lack of either a fin membrane or a soft stripe on the dorsal fin. Some killifish have two dorsal fins, while others have three dorsal fins [...].
The devil killifish has a body color that is mainly black with purple and gold tints. The dorsal and anal fins are rhombic in shape, and the back of the killifish is shiny silver. This time, we would like to explain in detail the characteristics of the Demon King killifish and how to keep it. The Demon King killifish [...].
The eastern red-bellied killifish has a vermilion-red body color and a glowing back. Its body color and glowing back are reminiscent of the rising sun, hence its name, Dongtianhong (the appearance of light in the eastern sky as dawn is about to break). The Dongtianhong killifish is the hikari form of the Yangtze killifish [...].
