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出版Cherry Lake, 2008-08-01
主題Juvenile Nonfiction / Science & Nature / Environmental Science & EcosystemsJuvenile Nonfiction / Animals / Marine Life
ISBN16027938919781602793897
URLhttp://books.google.com.hk/books?id=RwO8BgAAQBAJ&hl=&source=gbs_api
EBookSAMPLE
註釋the Sea Lamprey have invades the Great Lakes where they have killed off native species and harmed the fishing industry. Find out hoe they arrived, the problems they cause and other places that are on the lookout for these animals.