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The 2025 symposium brought together a wide range of voices—landowners, wildlife professionals, researchers, and conservation partners—to share information and perspectives on one of the most pressing wildlife management challenges facing Texas today. Watch a replay of the panels from the day.

Welcome Remarks by Dr. David Yoskowitz
Executive Director
Texas Parks and Wildlife Department

Welcome Remarks by Chairman Paul Foster
Texas Parks and Wildlife Commission

The Texas Landscape & Conservation Efforts
Speaker: Clay Brewer

The State of Desert Bighorn Sheep in Texas
Speaker: Froylan Hernandez, Texas Parks and Wildlife Department

Understanding Mycoplasma Ovipneumoniae in Desert Bighorn Sheep
Speaker: Dr. Peri Wolff, Wildlife Disease Association

Case Studies Across the West
Speakers: Dr. Peri Wolff, Wildlife Disease Association / Mike Cox, Nevada Department of Wildlife
Moderated by Dr. Warren Conway, Texas Tech University

Aoudad in Texas: Distribution, Economics, and Cultural Impact
Speaker: Jose Etchart, Texas Parks and Wildlife Department

Disease Transmission Risks from Aoudad
Speaker: Dr. Walt Cook, Department of Veterinary Pathobiology, Texas A&M University

Aoudad Ecology & Competition with Desert Bighorn Sheep
Speaker: Dr. Justin French, Borderlands Research Institute (BRI)

“Test and Remove” Strategy
Speaker: Frances Cassirer, Idaho Department of Fish and Game

“Test and Remove” Strategy, cont.
Speaker: Hollie Miyasaki, Idaho Department of Fish and Game

“Test and Remove” Strategy, cont.
Speakers: Frances Cassirer and Hollie Miyasaki, Idaho Department of Fish and Game
Moderated by Froylan Hernandez, TPWD

Use of Holding Facilities for Disease Control
Speaker: Rusty Robinson, Utah Division of Wildlife Resources

Nebraska Bighorn Sheep Experience – History, Challenges & Future Considerations
Speaker: Todd Nordeen, Nebraska Game and Parks

Texas Desert Bighorn Sheep Health Action Plan
Speaker: Froylan Hernandez, Texas Parks and Wildlife Department

Closing Remarks by Dr. David Yoskowitz
Executive Director
Texas Parks and Wildlife Department