Common Name: Greek tortoise, spur-thighed tortoise. Scientific Name: Testudo graeca. Adult Size: Up to 10 inches long. Life Expectancy: 50 years or more. Greek Tortoise Behavior and Temperament.

Russian Tortoise: Small (5–8 inches), hardy, great for beginners. Greek Tortoise : Friendly and manageable in size. Sulcata Tortoise : One of the largest species, can grow over 100 lbs — not ...