The thoroughly revised, updated third edition of this best-selling quick reference offers timely, authoritative answers to every common and not-so-common question concerning canine and feline health. More than 300 top specialists provide complete coverage of over 700 specific disorders. This edition's brand-new behavior section is written by pre-eminent experts in small animal behavior and offers valuable therapeutic and drug information. More than 60 new entries cover a wide range of clinical syndromes, and the drug formulary has been updated and expanded. All topics are presented alphabetically, the index includes breed species, and major sections are thumb-tabbed for faster location.