With 364 range maps and 96 color plates portraying 548 species, this is the classic field guide to European birds. Covering 698 species, the descriptive text includes information on geographical races, vagrants, and introduced species. Confusing species such as waders, raptors, and warblers have additional notes on how to distinguish them.

A century ago Darwin and Wallace explained how evolution could have happened in terms of processes known to take place today. This book describes how their theory has been confirmed, but at the same time "transformed", by recent research.

New York Times–Bestselling Author of The Last Raven: Two British intelligence veterans race to stop lethal weapons from falling into dangerous hands . . . Andrew Babbington has gone over to the enemy, working on industrial espionage for the KGB. But between the impatient Russians who want to get their hands on some advanced tech, and the British intelligence specialists who’ve trained their sights on the manufacturers who supply them, his efforts could fall apart at any moment—especially after the discovery of a downed plane in the Namibian desert, and the illicit cargo it was carrying. Now, Sir Kenneth Aubrey and Patrick Hyde of MI6 are working off a tip about some shady businessmen with access to terrifying weapons. They’re willing to sell to the highest bidder—no matter how disreputable. To prevent the deaths of innocent people, the seasoned warriors must spring into action. The geopolitical landscape may be shifting in unpredictable ways, but Aubrey and Hyde know that some things never change—including greed . . . Praise for Craig Thomas’s thrillers “Lively, straightforward action.” —Kirkus Reviews (starred review) “The last word in espionage thrillers.” —The Pittsburgh Press

A readily comprehensible guide for biologists, field taxonomists and interested laymen to one of the oldest problems in biology: the species problem. Written by a geneticist with extensive experience in field taxonomy, this practical book provides the sound scientific background to the problems arising with classifying organisms according to species. It covers the main current theories of specification and gives a number of examples that cannot be explained by any single theory alone.