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More like this: coral reefs, coral and blue coral.

Coral Reef Aquarium, Xcaret, Mexico

Hot Pink Mushroom Coral

south Pacific coral reef

Coral at low tide on Whitsunday Islands, Queensland, Australia

Blue Christmas: The Christmas tree worm resides inside coral and extends its two spiral tentacles for breathing and feeding and rapidly retracts them at the slightest touch.

So beautiful!

Easter Island reef, so beautiful!

Soft coral along a wall in Viti Levu, Fiji

Christmas Tree Worm, coolest thing ever!