วันจันทร์ที่ 12 ธันวาคม พ.ศ. 2554

Life On A Reef

Coral reefs are home to a ¼ of all marine species, yet they cover less that 1/10th of the surface of the worlds oceans. Coral polyps create the conditions necessary to support this level of diversity by building a 3 dimensional structure with many different habitats. Coral reefs provide shelter, food and other resources for millions of species.



http://www.youtube.com/watch?v=iyuHSxRd_HU&hl=en

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