Ontogenetic changes in feeding habits of northern elephant seals revealed by δ 15 N and δ 13 C analysis of growth layers in teeth
| Autor: | Riofrío-Lazo, Marjorie, Aurioles-Gamboa, David, Le Boeuf, Burney J. |
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| Zdroj: | Marine Ecology Progress Series, 2012 Mar . 450, 229-241. |
| Databáze: | JSTOR Journals |
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