Tortoise tracks consist of a series of parallel rows of rounded dents with sand heaped at the rear of each track. As an adaption to desert life, the desert tortoise requires little drinking water. Moisture is derived from plant foods and may be stored in two sacs found under the carapace. Reproduction Breeding occurs in the spring. The male approaches the female with its head extended and bobbing.
Males engage in shoving matches with rival males using the gular shield.
Banks of compacted sand or dry creek washes provide adequate ground moisture for egg incubation. Individuals mature between 15 and 20 years of age. Lifespan 50 years or more. Diet Leaves, fruit, stems, cactus, and especially perennial grasses are its main diet. Predators Rats, coyotes and birds prey on the young.