3D printed “tiles” help revive coral around the world 03:37. Paris — Fish that have lost food due to mass coral bleaching are getting into more unnecessary fights, causing them to expend ...

Bleached coral, fearless fish (Image: Mark Eakin/NOAA/MCT via Getty) Fish on bleached coral reefs are fearless. Instead of staying hidden at home, they stray out, making them easy prey for predators.

A coral-eating butterflyfish on a Moorea reef in July 2019. The feces of some algae-eating fish could be deadly to coral reefs while coral-eating fish could benefit reefs, according to a new study ...

Do fish bay at the moon? The answer to that question may also point to a way to protect the ocean's damaged coral reefs. That's a vital goal for the approximately one billion people – most of ...