1757197
9780812091977
Mr. Green takes his class to an aquarium, where they discover how sharks' teeth grow in rows-and keep growing for life. Many sharks are gentle and eat only plankton. Others, such as blue sharks, are very dangerous.Amato, Carol A. is the author of 'Truth About Sharks', published 1995 under ISBN 9780812091977 and ISBN 0812091973.
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