| Citation | Cottam, C. and P. Knappen 1939 Food of some uncommon North American birds. Seabirds Auk 56:138-169. |
| DOI / ISBN | |
| Paper URL | |
| Ref. No. | 7058 |
| Language | English |
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| Find this reference in | Google Scholar | Scirus | Species used from this reference |
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