Great Skua killing Sooty Shearwater

During August and the first half of September 1977, passage of Sooty Shearwaters Puffinus griseus off Cape Clear Island, Co. Cork, was well above normal. Consequently, they and Great Skuas Stercorarius skua were often noted moving west together. I made several observations, and there were frequent reports, of Great Skuas apparently specifically selecting Soot


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