Coral reef facts, facts about coral reef

What are coral reefs?

Coral reefs are colonies of micro creatures named pollups, little hair-like things that live on the top layer of the coral. The coral grows because when one generation dies they leave behind a hard, stony, branching structure made of limestone which later generations call home.

Reference: Animal Planet

When is coral not a coral reef?

There are two types of coral, hard coral and soft coral. Hard coral species appear in reefs while soft coral species do not build reefs.

Reference: http://www.enchantedlearning.com/subjects/ocean/Coralreef.shtml

	Random Facts What are coral reefs? Coral reefs are colonies of micro creatures named pollups, little hair-like things that live on the top layer of the coral. The coral grows because when one generation dies they leave behind a hard, stony, branching structure made of limestone which later generations call home. animal facts coral reef facts Reference: Animal Planet [ \| Random facts \| ] When is coral not a coral reef? There are two types of coral, hard coral and soft coral. Hard coral species appear in reefs while soft coral species do not build reefs. animal facts coral reef facts Reference: http://www.enchantedlearning.com/subjects/ocean/Coralreef.shtml [ \| Random facts \| ]

Random Facts

What are coral reefs?

When is coral not a coral reef?