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68 pages • first pub 2003 (editions)
ISBN/UID: 9780595291229
Format: Paperback
Language: English
Publisher: iUniverse
Publication date: 18 September 2003
Description
There are more than a million different kinds of animals in the world. Only 50,000 of these have backbones, and are called vertebrates. The rest are animals without backbones, called invertebrates. This book gives an overall view of these animals ...
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68 pages • first pub 2003 (editions)
ISBN/UID: 9780595291229
Format: Paperback
Language: English
Publisher: iUniverse
Publication date: 18 September 2003
Description
There are more than a million different kinds of animals in the world. Only 50,000 of these have backbones, and are called vertebrates. The rest are animals without backbones, called invertebrates. This book gives an overall view of these animals ...