Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Saryarka – Steppe and Lakes of Northern Kazakhstan' has mentioned 'Birds' in the following places:
Occurrence Sentence Text Source
The two reserves contain wetlands which serve as important stop-over points for migrating birds from Africa, Europe, and South Asia.
It is estimated that 15xe2x80x9316xc2xa0million birds, including many endangered species, use the site as a feeding ground.
Criterion (x): Biological diversity and threatened species: Korgalzhyn and Naurzum State Nature Reserves protect large areas of natural steppe and lake habitats that sustain a diverse range of Central Asian flora and fauna and support vast numbers of migratory birds, including substantial populations of many globally threatened species.
The Korgalzhyn-Tengiz lakes provide feeding grounds for up to 15-16 million birds, including flocks of up to 2.5 million geese.