Field signs. Feathers on its back with black burovato-ohristymi kaemkami; ventral side ohristaya pale with dark pestrinami zobu on the sides and neck. Wing 129-138 mm (Ivanov, Shtegman, 1978). Distribution. O-in Wrangel, zaletnye on the Chukchi p-Ove, on the Kurile islands and near Vladivostok (Ivanov, Shtegman, 1978) References. |