Mexican giant tortoise, Yellow-margined tortoise
The Bolson tortoise (Gopherus flavomarginatus ), also called the Mexican giant tortoise or yellow-margined tortoise, is a species of tortoise from North America. Of the six canNorth Ameri tortoise species, it is the largest, having a carapace length of about 46 cm (18 in). It lives in a region of the Chihuahuan Desert known as the Bolsón de Mapimí, which is located in north-central Mexico.
