From armored bodies to massive appetites, these catfish are built to survive. This video breaks down five different catfish species, how big they get, and what they actually eat.

The catfish are dark green or black, with a paler belly. Similar to other catfish species, they have long, eel-like bodies and flat heads with wide mouths. They have two long barbels on the upper jaw ...

Museum ichthyologist Cristhian Conde-Saldaña uses evolutionary genetics to study freshwater fishes and document at-risk biodiversity Erin Wunderlich Researchers working with Cristhian Conde-Saldaña ...

WWF warns invasive amazon sailfin catfish are spreading in Pakistan, endangering native fish, biodiversity and freshwater ...

Flathead catfish have become a threat to resident species in the Susquehanna River in Pennsylvania. The results of a new study suggest they're outcompeting other predators and reshaping an essential ...