There are over 500 photographs and diagrams. This work includes: order, family, habits and identifying features of Icelandic birds; habitat, breeding areas, population, clutch size, incubation period; description of birds, variations in plumage by season and age, feet, eyes; flight, wingspan, length and weight, behaviour and calls, duration of stay, breeding season and fledging period in diagrammatic form. It also presents the maps of breeding distribution and winter distribution. The eggs of Icelandic breeding birds are shown in real size. It also features the Icelandic breeding birds, passage migrants, winter visitors, summer visitors and annual vagrants.