August 1, 1979
1 min read
Corals and Coral Reefs
Tiny coral polyps, living in symbiosis with photosynthetic algae, build huge limestone reefs that harbor more plant and animal species than any other ecosystem on the earth
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August 1, 1979
1 min read
Corals and Coral Reefs
Tiny coral polyps, living in symbiosis with photosynthetic algae, build huge limestone reefs that harbor more plant and animal species than any other ecosystem on the earth