Republican U.S. Senator John Hoeven said he had secured a commitment from the National Park Service to maintain wild horses in the park, though the number remains to be determined. The park said its decision to terminate the review was made after careful consideration of information and public comment received during the [environmental assessment] process. In 2022, park officials began the process of crafting a "livestock plan' for the horses as well as about nine longhorn cattle in the Park's North Unit near