От англ. слов spy (подглядывать) и hopping (скачки́).
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Garrigue C, Clapham, P. J., Geyer, Y., Kennedy, A. S., Zerbini, A. N. (2015). ‘Satellite tracking reveals novel migratory patterns and the importance of seamounts for endangered South Pacific humpback whales’, Royal Society Open Science, 2, 150489: http://dx.doi.org/10.1098/rsos.150489.
