Wikipedia entity: Beaver dam
Topics: endangered species; wetlands; beaver dams; North America
Original sentence: Almost half of endangered and threatened species in North America rely upon wetlands.In 2012, a systematic review was conducted on the impacts of beaver dams on fishes and fish habitat (biased to North America (88%)).
Quantified sentence: Almost half of endangered and threatened species in North America rely upon wetlands. In 2012, a systematic review was conducted on the impacts of beaver dams on fishes and fish habitat (most of the bias being to North America).
Quantifier: most
Percentage: 88%
Specificity: unable