Animals Without Backbones: Invertebrates
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| Google books | books.google.com |
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| Originally published | February 2003 |
| Authors | Bridget Anderson |
| Date of Reg. | |
| Date of Upd. | |
| ID | 2246373 |
About Animals Without Backbones: Invertebrates
If you are asked to picture an animal, what comes to your mind first? A dog? A bird? Perhaps a zebra? Chances are you thought of a vertebrate, an animal with a backbone. . . .
