Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Archipiélago de Revillagigedo' has mentioned 'Sheep' in the following places:
Occurrence Sentence Text Source
There are no human inhabitants, and no mammals of any kind except the moderate and apparently stable population of sheep on Socorro.
The sheep were introduced to Socorro in 1869.
The committee has been advocating removal of the exotic species from the islands, especially the estimated 2000 sheep on Socorro, to allow the islands' ecology to recover, and adoption of a management plan to promote the recovery of the islands' native species, including reintroduction of the Socorro dove.
Major conservation successes by the Mexican Government working with NGOs have seen the eradication of larger invasives such as pigs and sheep from various islands.
the introduction of invasive sheep, pigs, cats, rabbits and mice, have considerably damaged some of its values, but rats were never introduced to the islands which is exceptional for subtropical islands of this size.
It is to be commended that pigs and sheep have been eradicated and the numbers of cats on Socorro have been severely reduced with the hope that they too will be eradicated.