Lobo, Rag, and Vixen by Ernest Thompson Seton

According to Wikipedia: "Ernest Thompson Seton (August 14, 1860 - October 23, 1946) was a Scots-Canadian (and naturalized U.S. citizen) who became a noted author, wildlife artist, founder of the Woodcraft Indians, and one of the founding pioneers of the Boy Scouts of America (BSA). Seton also heavily influenced Lord Baden-Powell, the founder of Scouting. His notable books related to Scouting include The Birch Bark Roll and The Boy Scout Handbook. He is responsible for the strong influence of American Indian culture in the BSA."