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Gr 3-6 Although Collard provides a basic introduction to other animals found on Australia's Great Barrier Reef, he concentrates on its variety of corals. In particular, he describes the mass spawning that occurs every spring. On one night, more than 100 species release millions of eggs and trillions of sperm. By morning, those coral from the same species have united to form thousands of larvae that drift on the ocean. Those that escape predators and re...Log In or Sign Up to Read More