Eye to eye : how animals see the world
Explains how for most animals, eyes are the most important source of information about the world in a biological sense. The simplest eyes--clusters of light-sensitive cells--appeared more than one billion years ago, and provided a big survival advantage to the first creatures that had them. Since th...
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| Format: | BOOK |
| Language: | ENGLISH |
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Houghton Mifflin Harcourt
2014
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