It's incredible that it escaped notice for so long, but scientists have just discovered a massive, 9500 square-kilometre reef system at the mouth of the Amazon river. And it's home to some truly bizarre life forms.
Tagged With coral reef
The great Niño of 2015 is finally on its way out. But before it goes, it has one final present to leave us: a giant cache of creepy coral bones littering the ocean floor, like a tiny seafaring graveyard. We'll miss you too, Niño.