What it looks like: A large slate-grey fish with prominent tooth-like scutes on its flanks.
Animal facts: Catfish get their name from their prominent barbels, which look like a cat's whiskers.
What they eat: This species is omnivorous and consumse a wide variety of foods - invertebrates, aquatic plants and fish eggs.
Where they live: Amazon, São Francisco and Essequibo River basins
Habitat: Inland or coastal waters.