["Ki-Yu: A Story of Panthers," published in Britain as "Panther,"] is a superbly written biography …; but it is also a story of the wild life of the northern forests told with the veracity of a man who has known this life for a long time; and who can translate the majesty as well as the cruelty of the eternal struggle for existence among animals into vivid, swinging prose….

It is [the] long-drawn-out duel between man and beast which is the backbone of the narrative, and it is a fitting conclusion that neither wins….

The conviction of the story is augumented by the author's objective treatment of his subject. With the woodsman's realism he wastes little space in conjecture on animal thought, but relies on his knowledge of habit and instinct to portray the panthers hunting, killing, playing or roaming in that apparently aimless wandering which has such sound...