Hitchocock, R. E, Gamble, G, Trelfa, G, Summers-Smith, D, Harwood, N, Alexander, H. G, Summers-Smith, D, Alexander, H. G & Harwood, N / May 1959 – vol. 52, issue 5–166 a visit to North Rona, Scotland, on 3rd June 1958, I found a Fulmar (Fulmarus glacialis) incubating three eggs of the Great Black-backed Gull (Larus marinus). T h e nest was that of the gull and was built among rocks on comparatively flat ground on the Fianuis promontary. The Fulmar was flushed and was back on the e g g s within five minutes, during which time I had moved only 10 to 15 yards away.... This article is only available to registered users.To read more, please log in or purchase a subscription.