var arrayFacts = [ "White from stress.

A coral under stress appears white in color.

Zooxanthellae algae give coral their characteristic brown-green color.

When a coral is stressed it is referred to as \"bleaching,\" and occurs because the algae have been expelled from the coral.", "What's for dinner?

About 98% of coral’s food source comes from zooxanthellae.

These tiny algae live within the corals.

They convert energy from the sun into nutrition for the coral.", "Pin head larvae.

Coral larvae are about the size of a pin head.

A coral polyp begins life as small free-swimming larvae.

It finds somewhere to settle and doesn’t move again for the remainder of its life.", "Slow growth.

Coral reefs grow at about an inch a year.

Coral reefs usually develop in tropical waters near land, where colonies of millions of coral polyps form vast coral reefs.

Coral prefer temperatures between 70 and 85 degrees Fahrenheit.", "One percent is a lot.

Coral reefs occupy one percent of Earth's surface.

Exact numbers are hard to determine, but researchers believe coral reefs are home to over 4,000 species of fish, 700 species of coral and thousands of other marine animals and plants.", "Easer size.

The body of a coral polyp is the size of the eraser on the end of your pencil.

Coral polyps are symmetrical in shape spreading out from their centre.

Some corals have eight tentacles; others have tentacles in multiples of six.", "The largest.

The Great Barrier Reef is over 1,257 miles long. Located off the north-eastern coast of Australia, it is the largest and the most famous coral reef in the world.", "Three reef types.

There are 3 main types of coral reefs.

Fringing reefs form along a coastline in shallow water along the continental shelf.

Barrier reefs are separated from the land by a deep lagoon, and create a barrier between the lagoon and the ocean.

Coral Atolls start by growing on top of sunken volcanoes in the ocean.", "Hard or soft.

There are two types of corals. Hard corals have hard rock-like skeletons which form the basis of coral reefs when they die. Soft corals don’t have a hard skeleton and don’t build coral reefs.", "To avoid predators corals feed at night. They become ‘fluffy’ in appearance when feeding, as the little polyps stretch out and feed off passing plankton. Their main predator is the crown-of-thorns starfish."];