The book highlighted the Origin and Habitat of Thryonomys swinderianus (Grasscutters) a wild hystricomorphic rodent found in the African sub-region. Some other aspects of the animal included in the book are its anatomy, external morphology, general characteristics, behaviour, the need for grasscutter production and domestication, feeding and nutritional requirements, management systems and housing of grasscutters, reproductive performance, nutritional value of grasscutter meat, disease and mortality of grasscutters. Not left out are a summary of researches into the use of Cashew Kernel Processing Waste, (CKPW), nutritional Value of CKPW and detailed report of the effect of diets containing Cashew Kernel Processing Waste (CKPW) on the nutrient digestibility of growing grasscutters.