Fact and Innovation: Hope for Wild Horses

Fact and Innovation: Hope for Wild Horses

Imagine, fact-based research working hand-in-glove with innovative solutions to address wild horse overpopulation. This approach requires patience, a trait essential for wild horses and embodied by Jay F. Kirkpatrick, founder and director of The Science and Conservation Center at Zoo Montana.

Kirkpatrick, who earned his Ph.D. in reproductive biology from Cornell University, began his research during a time when abundant wildlife and drought conditions strained the grazing regions of the West. This led to the wild horse becoming a primary target for removal, prompting the passage of the Wild Horse and Burro Act of 1971.

In 1992, after extensive research and successful efforts in South Africa, Kirkpatrick and his colleagues introduced the use of Porcine Zona Pellucida (PZP) on horses at Assateague Island National Seashore. This contraceptive method, initially developed by UC Davis researcher Dr. Jerry Hedrick, has shown promise in managing wild horse populations.

Dr. Kirkpatrick shared insights into the wild horse dilemma, emphasizing its relevance to every American due to its impact on public land use and the preservation of the wild horse as an American icon.

Challenges and Solutions

What theory or case are opponents toPZPusing to stop its administration?

Opponents cite studies from Cape Lookout National Seashore, which suggest negative scenarios using the word “may.” However, none of these scenarios have materialized in the 35 different wild horse projects treated over 29 years.

Why has the current roundup and remove paradigm for wild horse management failed?

Roundupsare stressful and economically unsustainable, costing $75 million annually. They also lead to genetic issues and compensatory reproduction, where herd growth rates can jump significantly.

The Role of Fertility Control

Why mightfertility controlbe considered a more effective tool for managing wild horses?

Fertility controladdresses unchecked reproduction rather than symptoms like range damage and competition with livestock.

What are the animal welfare benefits offertility controlfor the horses?

Benefits include fewerroundups, improved health, decreased mortality, increased longevity, and improved genetics.

Are there some hidden or less obvious issues with wild horses?

Yes, including public land use, cultural changes, and political dynamics. As Kirkpatrick noted in theSalt Lake Tribune, these factors contribute to the current unworkable system of wild horseroundups.

Progress and Future Directions

What has been accomplished so far withfertility control?

There are 36 ongoing wild horsefertility controlprojects across various agencies and locations, withPZPalso used in bison herds and African elephant populations.

Can theBLMor Forest Service set up a process forPZPadministration and why haven’t they?

LocalBLMherd management areas can and do implementPZPtreatments, but they must fund these efforts independently.

Originally published June 2015 inNew Flash: The Newsletter of the Jicarilla Mustang Heritage Alliance.