Social structure and residency in aggregations of male sperm whales.

Autor: Lettevall, Erland, Richter, Christoph, Jaquet, Nathalie, Slooten, Elizabeth, Dawson, Steve, Whitehead, Hal, Christal, Jenny, McCall Howard, Penelope
Zdroj: Canadian Journal of Zoology. Jul2002, Vol. 80 Issue 7, p1189. 8p.
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