Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Henderson Island' has mentioned 'Food' in the following places:
Occurrence Sentence Text Source
They found the island's only known drinkable water source xe2x80x93 a brackish spring on the north shore, exposed at half tide xe2x80x93 and ate fish, birds, eggs, crabs and peppergrass, but within a week they had largely exhausted the readily available food.
It is hypothesized that the Polynesian settlers may have driven these bird species, along with six terrestrial snail species, to local extinction, and this loss of a ready and regular food supply may have contributed to the Polynesians' subsequent disappearance.