Assertion: tortoise | /r/HasProperty | unique
Facets:
value: to these islands
type: LOCATION
value: due to their divided supracaudal scute
type: CAUSE
value: among vertebrates
type: OTHER
Source sentences:
text: Tortoises are unique among vertebrates in that the pectoral and pelvic girdles are inside the ribcage rather than outside.
text: However, tortoises are unique animals that have a shell, which is their exoskeleton, on the outside of their bodies.
text: Hermann's tortoises are unique due to their divided supracaudal scute, which is a scale-like plate located on the tail end of their shell.
text: The tortoises were unique to these islands and had gained a number of special adaptations in the absence of ground predators.