Gary Kman News Today

At a rally to generate support to save the wild horse herd at Theodore Roosevelt National Park, organizations offered to help with expertise and volunteers.

Wild horse advocates say lost fertility among almost eight of 10 mares treated in a birth-control experiment raises questions about the future of the herd at Theodore Roosevelt National Park.

Wild horse advocates say lost fertility among almost eight of 10 mares treated in a birth-control experiment raises questions about the future viability of the beloved herd, a major park attraction.

As Theodore Roosevelt National Park mulls a new plan for managing the horse herd — that could reduce the number of horses significantly or remove them entirely — advocates urge them to maintain a genetically healthy population.