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National Geographic Coral Reefs

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    National Geographic Coral Reefs
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  • What is this?
    Coral Reef
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  • Where can you find coral reefs?
    Around the equator
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  • Is coral reef made of rocks?
    No, it is made of animals
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  • Does hard or soft coral make reefs?
    Hard
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  • What are these small things?
    Polyps
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  • What are the three reef zones?
    Reef flat, Crest, Reef slope
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  • What is this?
    Giant clam
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  • What fish can change its skin color?
    Cuttlefish
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  • What is this fish that uses camouflage to hunt?
    Stone fish
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  • What is this?
    Dugong
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  • How does this animal hunt at night?
    Big eyes
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  • How does this creature hunt at night?
    Feels the surface
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  • How old are most coral reefs today?
    5,000 to 10,000 years old
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  • How many kinds of hard coral are there?
    800
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  • How long ago were the first corals formed?
    240 million years ago.
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  • What do millions of people eat from the reefs?
    Fish
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