The housing conditions of laboratory rodents are an important factor that can affect their welfare, having behavioural, physiological and psychological effects on rodents. This raises both ethical and scientific concerns, particularly because laboratory rats constitute a major proportion of animals used in research. As such, their housing conditions should be improved. This book aims to provide, within the covers of one book, much of the information about the effect of the housing condition such as stocking density, cage enrichment and the time of delivering normal husbandry procedures on the...