Wild horse and sage grouse (IMAGE) University of Wyoming Caption A sage grouse and a free-roaming horse are seen in the Adobe Town wild horse herd management area of south-central Wyoming. Newly published research shows that, when wild horse populations are allowed to grow beyond numbers set by the Bureau of Land Management, sage grouse numbers suffer. Credit Jacob Hennig Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.