Helpers at birds' nests : a worldwide survey of cooperative breeding and related behavior /
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| Format: | Book |
| Language: | English |
| Published: |
Iowa :
University of Iowa Press,
©1987.
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| Edition: | 1. ed. |
| Subjects: |
| Physical Description: | 298 p. : il. ; 25 cm. |
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| ISBN: | 0877451508 |