Wolf Fish (Hoplias malabaricus) Sizes:4.5-5 inches Can be trained onto high-quality

Can be trained onto high-quality carnivore pellets

The caudal fin is dark grey

the South American lungfish (Lepidosiren paradoxa

it can be quite aggressive and should only be kept by aquarists interested in dealing with belligerent fish

Use caution: With smaller fish (may be eaten) or overly aggressive species

Wolf Fish (Hoplias malabaricus) Sizes:4.5-5 inches Can be trained onto high-qualityHoplias malabaricus, also known as the wolf fish, tiger fish, guabine or trahira, is a predatory Central and South American freshwater ray finned fish of the characiform family Erythrinidae. It is a very easy fish to care for. Eats anything meaty!