Tag Archives: corals

[ad_1] Deep coral reefs in a "twilight zone" in the oceans differ greatly from those near the surface, dampening the hope that they may serve as a refuge for marine life fleeing …

[ad_1] Corals are 500 million years old. Beginning as simple lonely organisms, they have come a long way before evolving to the reefs we know today. Corals formed colonies over the years …