Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Phong Nha-Ke Bang National Park' has mentioned 'Endemism' in the following places:

Occurrence Sentence	Text Source
Its cave ecosystems and habitats are unique with high levels of endemism and adaptations displayed by cave-dependent species.	UNESCO
The level of endemism is high, especially in the cave systems.	UNESCO