Assertion: turtle's status | /r/HasProperty | flatback
Facets:
Source sentences:
text: According to the International Union for Conservation of Nature (IUCN), out of the seven species of sea turtles, two are classed as Critically Endangered (hawksbill, Kemp's ridley); one as Endangered (green); three are vulnerable (loggerhead, olive ridley, and leatherback), and one is Data Deficient, meaning they need additional study to determine the current status (flatback).