Fertility Control

Saving horses in the West and its connection to elephants in Africa

By Amy Joi O'Donoghue, Deseret News

January 2, 2021

SALT LAKE CITY — A successful, intense program in Nevada involving wild horses could help refine the science of fertility control in additional wild horse populations as well other species like elephants in Africa.


Spaying wild horses: Why some animal advocates decry a Utah plan

By Amy Joi O'Donoghue, Deseret News

December 12, 2020

SALT LAKE CITY — A federal effort to permanently remove 480 wild horses from western Utah also includes a plan to surgically sterilize more than a dozen mares that will be returned to the range.

The procedure, which has never been performed before on wild horses under the purview of the Bureau of Land Management, was done on mares occupying a national wildlife refuge in Nevada with success, federal officials say.


Nevada senators join push to fund wild horse contraception

By Nevada Appeal

November 27, 2020

Nevada’s U.S. Sens. Jacky Rosen and Catherine Cortez Masto have joined a bipartisan group of lawmakers urging the inclusion of funding to provide contraception to control the growth of wild horse herds.

Nearly half the nation’s wild horses are in Nevada.

The lawmakers led by Cory Booker, D-N.J., and Rep. Steve Cohen, D-Tenn., argued the BLM’s use of mass roundups to remove horses is a failed system that has resulted in some 48,000 of the animals being held in short or long term corrals across the nation.


I-Team Examining methods to control wild horse population

By Vanessa Murphy, 8 News Now Las Vegas

April 27, 2020

LAS VEGAS (KLAS) — Wild horses are a symbol of the West, but many agree the population needs to be controlled for the well-being of both the animals and the land. 

One program to help control the population has marked its first anniversary. Some hope it can replace a controversial method used by the federal government. 


Volunteers work to reduce wild horse population

By Jeniffer Solis, Nevada Current

April 16, 2020

A group of volunteers in Northern Nevada are taking refuge amidst the coronavirus pandemic in the great outdoors while providing a much needed service.  

What are they doing? Darting wild horses with birth control.


Response to BLM’s Dismissal of PZP Fertility Control as a Viable Population Management Tool

(August 2, 2021) The BLM continues to say that the use of PZP fertility control in wild herds is impractical due to the need for annual booster vaccines. The agency also continues to falsely assert that delivering the vaccine to wild horses requires helicopter roundups and holding of horses, thereby dismissing other practical application methods that are already in use in federally-protected herds.


Will Darts Help Tame Wild Horse Controversy?

By John Hollenhorst, KSL TV

May 12, 2021

NEAR DUGWAY PROVING GROUND, Tooele County – Every Wednesday morning in Utah’s West Desert, volunteers armed with rifles have ventured into a herd of wild horses and fire away at the mustangs.

It’s not to hurt them. It’s to give them a better shot at survival.


Fertility control program for wild horses a win-win partnership, says advocate

May 23, 2019

The opinion column below was written by Greg Hendricks, director of field operations for the American Wild Horse Campaign.