Mark Heinz
Mark Heinz covers the outdoors and wildlife for Cowboy State Daily.
He previously worked or freelanced for numerous newspapers and magazines across Wyoming, Idaho and Montana covering all manner of news and feature stories. He has a strong background in topics related to wildlife, hunting, and wildlands conservation. Hes written extensively since the 1990s about the controversies surrounding wolves, grizzly bears and mustangs.
He also enjoys people-centric stories with quirky edge of humor and has written several such pieces for Cowboy State Daily.
Mark lives in Laramie with his wife, Kendy, and the youngest of their five children.
Latest from Mark Heinz
No Trump Executive Order: Livestock Director Says Electronic Cattle Tags Here To Stay
Wyoming Livestock Board Director Steve True told state lawmakers in Casper on Tuesday that electronic ear tags for cattle are here to stay. A hoped-for executive order from President Trump rescinding the electronic tag requirement didn’t happen, he said.
Mark HeinzJuly 28, 2026
State Closes Popular Evanston Recreation Roads After Private Lands 'Torn Up'
After angry landowners near a recreation area north of Evanston complained of their property being "torn up," state officials closed the roads. "The landowners are sick of having their land torn up," BLM spokeswoman Courtney Whiteman said.
Mark HeinzJuly 28, 2026
Bighorn Basin Golden Eagle Hit By Car And Lead Poisoning Now Raising Young
A Wyoming eagle called Aurum was barely a year old and suffering from lead poisoning when she was hit by a car near Meeteetse. She somehow survived both and is now beating the odds by raising her young in the Bighorn Basin.
Mark HeinzJuly 27, 2026
Low Water Cancels Jackson Lake Boat Tours In Grand Teton Two Months Early
Scenic boat tours on Jackson Lake in Grand Teton National Park have shut down two months early due to low water levels as southern Idaho agricultural users draw from the lake. Large boats are unable to get out of Colter Bay Marina onto the main lake.
Mark HeinzJuly 27, 2026
After Growing Fast Through July, Elk And Deer Antlers About As Big As They’ll Get
During the peak antler growing-season of spring and early summer, Wyoming bull elk and buck deer can add an inch per day to their antlers thanks to lush foliage. Now that it's the peak of summer, antler growth will grind almost to a halt.
Mark HeinzJuly 26, 2026
‘Rain Makers’ Say They Can Boost Wyoming’s Water Supply, Wyo Lawmakers Want Proof
A Colorado “rain maker” company claims it has used electricity to boost water supplies in two western states by 10-15% and can do it for Wyoming if lawmakers don't conflate their methods with cloud seeding. Two legislators say they want proof first.
Mark HeinzJuly 24, 2026
