Africa has increased dramatically in the last decade. Africa is the largest of the three great southward projections from the largest landmass of the Earth. Separated from Europe by the Mediterranean Sea, it is joined to Asia at its northeast extremity by the Isthmus of Suez (transected by the Suez Canal), wide. (Geopolitically, Egypt's Sinai Peninsula east of the Suez Canal is often considered part of Africa, as well.) The coastline is long, and the absence of deep indentations of the shore is illustrated by the fact that Europe, which covers only – about a third of the surface of Africa
Gulls of Europe, Asia and North America Gulls of Europe, Asia and North America Gulls of Europe, Asia and North America by Klaus Malling Olsen and Hans Larsson is a volume in the "Helm Identification Guides" series of bird identification books. The book is intended to succeed Peter J. Grant's "" as the standard identification work on Northern Hemisphere gulls. Although the Helm series already contained a volume on seabirds, by Peter Harrison, gulls compete for space in that volume with several other seabird families; in addition, Harrison's book was published in 1983, a time when knowledge of gull identification (and taxonomy) was in a considerably more