| The New Dictionary of Cultural Literacy, Third Edition. 2002. |
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| amphibians |
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| (am-FIB-ee-uhnz) Vertebrate animals, such as frogs, that live part of their life cycle in the water and the other part on land. | 1 |
| ‡ Amphibian is also used to describe things such as vehicles that can operate both on land and in the water. | 2 |
| ‡ Amphibians were the first land-dwelling animals to evolve. | 3 |
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| | | The New Dictionary of Cultural Literacy, Third Edition. Edited by E.D. Hirsch, Jr., Joseph F. Kett, and James Trefil. Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
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