The Ancistrus leoni is one of six new bristlenose catfish species discovered by Lesley de Souza and her collaborators. It's named after her late colleague, Oscar Léon Mata.

All of these unusual aquatic creatures are bristlenose catfish, relatives of the sucker-mouthed species often used in fish tanks to keep them clean of algae.

Scientists just discovered six species of these creepy-cute fish, called bristlenose catfish (in the genus Ancistrus), in rivers of the Amazon, the researchers reported in the journal Zootaxa ...

Scientists just discovered six new species of bristlenose catfish in the Amazon. In an evolutionary move that takes 'catfishing' to a whole new, kind of sweet level, the males have tentacled faces ...

Scientists just discovered six new species of bristlenose catfish in the Amazon. In an evolutionary move that takes 'catfishing' to a whole new, kind of sweet level, the males have tentacled faces ...

A bristlenose catfish (Ancistrus sp.) specimen, of a new species that was discovered through a Conservation International Rapid Assessment expedition into the Alto Mayo Landscape in Peru, is ...

Scientists just discovered six species of these creepy-cute fish, called bristlenose catfish (in the genus Ancistrus), in rivers of the Amazon, the researchers reported in the journal Zootaxa ...

With tentacle-covered snouts, claw-like spines that protrude from their heads and bodies covered in armor, these newfound catfish look more mythical than real.Scientists just discovered six species of ...