Sabine's gull insect larvae taken include terrestrial and aquatic beetles, springtails, craneflies, mosquitos, midges, and flower flies (Syrphidae). Sabine's gull The Sabine's gull ("Xema sabini"), also known as the fork-tailed gull or xeme, is a small gull. Its generic placement is disputed; some authors treat it as the sole species in the genus Xema as Xema sabini, while others retain it in the genus "Larus" as Larus sabini. The Sabine's gull breeds in colonies on coasts and tundra, laying two or three spotted olive-brown eggs in a ground nest lined with grass. It is very pelagic outside the breeding season. It takes
Iceland gull Iceland gull The Iceland gull ("Larus glaucoides") is a medium size gull which breeds in the Arctic regions of Canada and Greenland; although not in Iceland (as its name suggests), where it is only seen during winter. The genus name is from Latin "Larus" which appears to have referred to a gull or other large seabird. The specific "glaucoides" denotes its resemblance to "Larus glaucus", a synonym of "Larus hyperboreus", the glaucous gull; "-oides" is Ancient Greek and means "resembling". It is migratory, wintering from in the North Atlantic as far south as the British Isles and northernmost states of