Cyril Ruoso / Pinecone Sucker Catfish (Monistiancistrus carachama) and Marble Cichlid (Astronotus ocellatus) school, Pacaya Samiria National Park, Peru

Pascal Kobeh / Striped eel catfish (Plotosus lineatus), Daymaniyat islands, Oman. Gulf of Oman.

Sean Crane / Giant River Otter (Pteronura brasiliensis) eating a catfish, Pantanal, Brazil

Sean Crane / Southern Caracara (Caracara plancus) pair feeding on a catfish, Pantanal, Brazil

Sean Crane / Southern Caracara (Caracara plancus) feeding on a catfish, Pantanal, Brazil

Luciano Candisani / Armored Catfish (Loricariidae), Pantanal, Brazil

Luciano Candisani / Armored Catfish (Loricariidae), Pantanal, Brazil

MYN / Andrew Snyder / Brush nosed plecostomus (Ancistrus sp.) Surama, Guyana. Meetyourneighbours.net project

MYN / Andrew Snyder / Brush nosed plecostomus (Ancistrus sp.) Surama, Guyana. Meetyourneighbours.net project

MYN / Andrew Snyder / Bristlenose plecostomus (Ancistrus sp) Surama, Guyana. Meetyourneighbours.net project

Franco Banfi / Armored catfish, (Loricariidae family) on a tree, Formoso River, Bonito, Mato Grosso do Sul, Brazil

Franco Banfi / Armored catfish (Loricariidae family) on a the trunk of a tree, Formoso River, Bonito, Mato Grosso do Sul, Brazil