Looking at the fish in a laboratory, researchers quickly realized they’d discovered a new species: Hypancistrus seideli, or Seidel’s armored catfish. Several Hypancistrus seideli, or Seidel ...

Looking at the catfish, researchers quickly realized they’d discovered a new species: Hypancistrus yudja, or the Yudjá armored catfish. Yudjá armored catfish are considered “small ...