Effectiveness in nature of so-called protective adaptations in animal kingdom, chiefly as illustrated by food habits of Nearctic birds.
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| Format: | Government Document eBook |
| Language: | English |
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Washington, D.C. :
[publisher not identified],
1932.
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| Series: | Smithsonian Instn. Pub. No. 3125
Smithsonian Misc. Collections, Vol. 85, Art. 7 |
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| Online Access: | Connect to the full text of this electronic document |
| Item Description: | [With bibliography] Record is based on bibliographic data in ProQuest U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from ProQuest, LLC. Electronic resource. |
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| Physical Description: | 1 online resource (201 pages) |
| Format: | System requirements: PDF reader software. |