Pig ear dog chews manufactured by Jones Natural Chews Co. of Rockford, Ill., and shipped to distributors and retailers in Connecticut, Iowa, Illinois, Massachusetts, Maine, Michigan, Minnesota, Missouri, Montana, North Carolina, North Dakota, New Jersey, New Mexico, New York, Pennsylvania, Virginia, Washington and Wisconsin.

The chews may be contaminated with salmonella, which can cause nausea, vomiting, diarrhea or bloody diarrhea, abdominal cramping and fever in people, and cause pets to feel lethargic and have diarrhea or bloody diarrhea, fever and vomiting.