2 Cds each of 50 minutes paying time concerning birds of the far north, breeding in Scotand, Scandinavia and eastern Europe. Most species cross western Europe on migration and can be seen here in spring or autumn, some pass the winter. These Cds aows the istener to identify each species on sound. A 32 page booket is incuded with a description of each recording and coour pate of each species on the 2 disks. Patrick Frémeaux