How does a researcher run behavioral assays to find out what's wrong with a mouse? This book answers that question and many more, including what tests are available to discover aberrant behavioral phenotype. Chapters are organized by behavioral domain, including measurements of general health, motor functions, sensory abilities, learning and memory, feeding and drinking, reproductive, social, emotional, and reward behaviors in mutant mice. Throughout the chapters, new behavioral tasks and new research discoveries have been added, bringing the Second Edition up to date with the latest science.