If you loved this, you'll like:
Eckert, Allan W. Incident at Hawk's Hill. Little, Brown 1998.
Kadohata, Cynthia. A Million Shades of Gray. Atheneum, 2010.
Losure, Mary. Wild Boy: The Real Life of the Savage of Aveyron. Candlewick, 2013.
Morgan, Clay. The Boy Who Spoke Dog. Dutton, 2003.
Pyron, Bobbie. A Dog's Way Home. Katherine Tegen, 2011.