Coral reefs are only thousands of years old, not millions.
Coral Bleaching
Virtual Crowd Zooms to Purdue Veterinary Conference
sea-lilies-and-starfish-splendours-of-the-sea
1A: Introduction to Coral Reefs
About the Bahamas Coral Reefs
Ancient coral
Spectacular, surprising seals
What is a Coral? -
Pretty in pink – the real coral reef builders — Norfolk Island's Reef
TARA PACIFIC: A UNIQUE APPROACH TO THE BIODIVERSITY OF CORAL REEFS — Google Arts & Culture
Ancient coral