The World's Forgotten Fishes report is a celebration of freshwater fishes – and it’s a call to action too. Rivers, lakes and wetlands are among the most biodiverse places on earth. They cover less ...

Welcome to the abyss. The viperfish (pictured above) is a fierce predator, with fangs so big that its mouth can't close over them.Instead, they slide up the front of the fish's face when it shuts its ...