image: Discoveries by Brazilian and German researchers may facilitate early sexing of pirarucu (arapaima) and its reproduction in captivity while also paving the way for genetic improvement. view more ...

Everyone knows the tiger, the panda, the blue whale, but what about the other five to thirty million species estimated to inhabit our Earth? Many of these marvelous, stunning, and rare species have ...

As the world’s largest freshwater fish, the arapaima, is being targeted by poachers in Brazil, while members of Indigenous communities are doing their best to protect it. The Paumari Indigenous ...