Even though Ostrich can’t fly, they can certainly run, sprinting up to 40 miles per hour! While your dog can’t run that fast, they’ll certainly race for a taste of these delicious Ostrich Tendon Chews. Your dog will bolt towards these treats in record speed.The Ostrich’s native environment is the semi-desert of South Africa’s Karoo. Sourced from local farmers, Free-range ostrich raised without the use of hormones or growth stimulants, where these giant birds can eat a natural diet of grass, succulents, berries, seeds, and insects. This results in a protein that is lean, low in fat and cholesterol, and high in calcium, protein and iron. All of this goodness goes into every Nandi Karoo Ostrich treat.