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Come nightfall in late summer or early fall, on the northerly side of the island you can hear the cries of thousands in a fascinating feathered colony of greater shearwater birds, known as berte maggiore in Italian.

He also saw a juvenile sooty tern and a greater shearwater.

“You would never see a greater shearwater that close to land,” he said.

This species, whose breeding habits are little known, is similar in size and color to the Greater Shearwater, differing chiefly in the yellowish bill and pinkish colored feet.