BOOK REVIEW Birds of Africa, John Karmali, 191 pages, 9¾ x 13, The Viking Press, New York, indexed, hardbound, $25.00. The 72 magnificent color plates, ranging from less than half a page to two pages in size but with most a page or more, are the backbone of the book. They are supplemented by 132 black and- white pictures, mostly smaller. The text includes a foreword by Roger Tory Peterson; a preface containing Karmali\u27s comments on photography; an introduction giving the characteristics - relief, rainfall, vegetation - of Africa in general and East Africa in particular; 37 chapters, one for each class of birds shown, giving general information on the class and specific information on each species shown; notes on the color plates, usually...