Tortoises
are a family, Testudinidae, of land-dwelling reptiles in the bid Testudines. Tortoises are protected from predators by a shell. The first slice of the bomb is the carapace, the bottom is the plastron, and the two are linked by the bridge. The sheath is complex to mutually the back and ribcage, and tortoises are distinctive between vertebrates in that the pectoral and pelvic girdles are inside the ribcage noticeably than outside. Tortoises tin diverge in mass from a hardly any centimeters to two meters.