Studies of less familiars birds: 133. Long-tailed Skua

of the four species of skuas off the coasts of the British Isles. Yet it nests no further away than the Hardanger Vidda in south Norway, on virtually the same latitude as Shetland, and from there northwards in a wide belt embracing the highest parts of the Norwegian and Swedish mountains. North of the Arctic Circle it extends eastwards through Finnrnark--the breeding headquarters in Europe outside...