This work investigates the intersection of human habitation and ecological development within the specific geographic and historical context of the Orielton estate in Pembrokeshire, Wales. Ronald M. Lockley, a noted naturalist and author, utilizes his extensive knowledge of the region to document the evolution of the manor. He synthesizes archival records of the estate's human occupants with detailed observations of the local flora and fauna to present a comprehensive portrait of a changing landscape.

Experts recognize this work as a significant contribution to regional natural history, valued for its meticulous observation and historical context. Readers frequently note the accessible yet scholarly tone that bridges the gap between local history and environmental study.