This work investigates the biological life cycle, environmental context, and human interaction surrounding the harp seal population. The author, Brian L. Davies, utilizes a combination of observational text and photographic evidence to document the species' existence. The book presents a comprehensive overview of the harp seal's physical traits, migratory habits, and the socio-political implications of the annual Canadian seal hunt.

Readers frequently note the accessible nature of the text, which balances scientific observation with a clear narrative regarding environmental conservation. Experts highlight this as a foundational text for those interested in the specific ecological challenges faced by harp seals in the late 20th century.