Outdoors Reporter

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. He's 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.

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Latest from Mark Heinz

The entrance to the 15-acre corn maze at Gallagher Corn Maze and Pumpkin Patch in Clark, Wyoming.

Electric Fence To Keep Grizzlies Out Installed At Popular Wyoming Corn Maze

As grizzly bears expand their range, corn fields are too much for some hungry bears to resist. That’s why a popular corn maze near Clark, Wyoming, is surrounded by a five-strand electric fence.

Mark HeinzOctober 28, 2024

Grizzly 104 predated Grizzly 399 as Wyoming’s most famous bear, until she was struck and killed by a vehicle in 2001. A taxidermy mount of her is on display at the Draper Natural History Museum at the Buffalo Bill Center of the West in Cody.

Will Grizzly 399 Be Stuffed And Displayed Like Grizzly 104?

Before the reign of Grizzly 399, Grizzly 104 was Wyoming’s most famous bear, and there was worldwide heartbreak when she was struck and killed by a vehicle in 2001. She’s been stuffed and is on display at a Cody museum.

Mark HeinzOctober 28, 2024

Spirit is the sole cub born to Grizzly 399 in 2023.

Spirit, Grizzly 399’s Huge Cub, Has “High Chances” Of Survival Without Mom

Wildlife biologists say Grizzly 399's yearling cub, Spirit, has a "high chance of survival" even after the death of its mother. They think, even though it's not two years old yet, it will have the instinct to find a suitable den.

Mark Heinz & Greg JohnsonOctober 23, 2024

Wyoming wildlife photographer Jorn Vangoidtsenhoven followed Grizzly 399 for years. This was one of his favorite photos of her, standing at Pilgrim in Grand Teton National Park amid springtime wildflowers.

Wyoming And The World Hit Hard By Death Of World’s Most Famous Bear, Grizzly 399

The long reign of the “Queen of the Tetons” came to an end late Tuesday, when Grizzly 399 was struck and killed by a vehicle south of Jackson. “Horrible news. She made it all the way to 28, only to get killed by a car," said wildlife photographer Jorn Vangoidtsenhoven.

Mark HeinzOctober 23, 2024

Dog Killed In Beaver Trap Could Heat Up Debate For Wyoming Trapping Reform

An Afton woman whose dog was killed in a beaver trap is pushing for trapping reform in Wyoming. But a trapper argues the changes would do more harm than good.

Mark HeinzOctober 19, 2024

Serious Health Conditions Don’t Stop Kids From Hunting Wyoming Big Game

Kaden Achor might not be able to walk because of cerebral palsy, but that didn’t stop him from stalking a big Wyoming bull elk. He crawled the last 75 yards or so across rough ground between Farson and Lander, trying his best to dodge prairie cactus. Then he had to pull off a 500-yard shot.

Mark HeinzOctober 19, 2024

If Feds De-List Wolves, Will Other States Follow Wyoming’s Lead And Hunt Them?

The Fish & Wildlife Service is trying to remove federal protection for wolves across the Lower 48. If that happens, it would be up to the states whether to allow wolves to be hunted. Hunting is already allowed in Wyoming, Montana, and Idaho.

Mark HeinzOctober 18, 2024

Dustin Kjersem, 35, was found dead in his tent at about 10 a.m. Saturday in a remote campsite near Big Sky, Montana. It was initially thought that he was fatally mauled by a grizzly, but now authorities suspect that he was murdered.

Montana Man’s Death First Thought To Be Grizzly Mauling, Now Suspected Murder

A grizzly attack was initially suspected in the death of a Montana man found dead in his tent Saturday. But on Wednesday, authorities announced they’re now investigating it as a murder.

Mark HeinzOctober 17, 2024

Opponents Say Proposed Colorado Mountain Lion Hunting Ban Is “Ballot-Box Biology”

Colorado voters on Nov. 5 will decide a proposed ban on mountain lion hunting. The ballot question has sparked a debate over what opponents call managing wildlife through “ballot-box biology.”

Mark HeinzOctober 16, 2024

This mule deer doe showed up Oct. 7 on Dave Paullin’s rural property near Sheridan. The burn marks on her flank indicate the she barely outran the massive Elk Fire, which exploded across eight miles the night before.

Spry Wyoming Doe Has Burn Marks To Prove She Outran Huge Elk Fire

A Sheridan-area resident said a mule deer doe showed up on his property bearing burn marks from having outrun the massive, fast-moving Elk Fire. The fire has burned more than 92,000 acres across the face of the Wyoming Bighorns.

Mark HeinzOctober 16, 2024

Forest Service Won't Blow Up Dead Horses Due To Fire Danger

When a horse dies in the Wyoming backcountry, sometimes the best option is to blow it to pieces so it won’t attract grizzlies. In Wyoming right now, the U.S. Forest Service says the fire danger is too extreme to explode any dead backcountry horses.

Mark HeinzOctober 15, 2024

A woman is mobbed by racoons in this video taken late Sunday in the parking lot of the downtown Casper Best Western hotel. A hotel employee said racoons are a common sight, but an entire mob of them, such as this, is almost unheard of.

Gang Of Raccoons Mobs Woman In Casper Hotel Parking Lot

A woman was mobbed by raccoons in a Casper hotel parking lot Sunday. A hotel employee said raccoons frequent the area, but don’t usually gang up on people.

Mark HeinzOctober 15, 2024

Other Authors

Logan Wilson has been using hound dogs to hunt mountain lions in Wyoming for about three years.

Mountain Lions Gobble Up Pets And Four Goats In Story, Wyoming

Mountain lions are killing pets and livestock, including four goats, in and around the tiny Wyoming mountain town of Story. An area houndsman has stepped in to help chase the lions out.

Mark HeinzOctober 14, 2024

Three horses recently arrived at an animal rescue center near Cheyenne, including a mare and her foal, and another mare that is pregnant. The center’s director would like to know more about them and where they came from.

Group Of Horses May Have Been Left Homeless By Wyoming Wildfires

The owner of an animal rescue facility east of Cheyenne wants the previous owners of a mare, her foal, and another mare that's pregnant to know that the animals are safe and will be well-cared for. She wonders if they were forced to sell because of the wildfires.

Mark HeinzOctober 13, 2024

Jerry Nelson is a retired geology professor from Casper. He was once treed by a grizzly and credits the dogs he had with him at the time (not the dog pictured here) for helping to save the day.

Casper Man Says Climbing A Tree Saved Him From Grizzly Attack

A Casper man says he’s living proof that climbing a tree can help someone survive a grizzly attack because he did it in the 1970s when a bear charged him. He says his two black Labs played a big role too as they kept the mama grizzly and her two cubs busy while they waited it out.

Mark HeinzOctober 13, 2024

Park County voters line up to cast their ballots at the Cody Rec Center for the Aug. 20, 2024, Wyoming primary election.

Wyoming Hunters And Gun Owners Buck National Trend Of Not Voting

Nationwide apathy and distrust of government has caused a drop in hunters and gun owners registering to vote, reports Vote4America. But not in Wyoming, where hunters and gun owners buck that trend, likely because they feel supported by conservatives.

Mark HeinzOctober 11, 2024

A giant jackalope at the Douglas Railroad Museum.

The Hardest Part Of Making Jackalopes? Finding Enough Frozen Wyoming Jackrabbits

A Montana taxidermist who creates jackalope mounts says Wyoming jackrabbit carcasses are the best for them. But he’s having a hard time getting the 200-300 frozen carcasses a month he needs.

Mark HeinzOctober 11, 2024

Mike Parsley teaches dogs to recognize and avoid danger, like rattlesnakes. After hearing the story of a Wyoming dog caught in a beaver trap, he developed a course specifically for dogs to avoid them.

Wyoming Dog’s Death In Beaver Trap Inspires New Training Course

A Wyoming dog’s death in a beaver trap has inspired a first-of-its-kind training course for dogs. A trainer who already teaches dogs to avoid rattlesnakes and other dangers has added traps to the program.

Mark HeinzOctober 10, 2024

Grazer has stuffed herself with so much Alaska salmon that she's been crowned the 2014 Fat Bear Week champion. She also won in 2023.

Gloriously Plump Mama Crowned Queen Of ‘Fat Bear Week’

Alaska brown bears gorge themselves on salmon for the upcoming winter, oblivious they’re competing for a coveted title — Fat Bear Week champion. This year’s winner is Grazer, a bulked-out bruin that ate her way to back-to-back titles.

Mark HeinzOctober 09, 2024

Mob Of 100 Hungry Raccoons Drives Woman From Her Home

After 100 raccoons invaded a Washington woman’s property and drove her from her home, things could end badly for the raccoons. Wyoming wildlife experts say it’s a lesson on why you shouldn’t feed wild animals.

Mark HeinzOctober 09, 2024

This Teton County Search and Rescue helicopter is specially designed for operations in high, rugged mountains. This Teton County Search and Rescue helicopter is specially designed for operations in high, rugged mountains.

Wyoming Search And Rescue Team Recovers Body From Remote Colorado Peak

After Colorado teams twice tried to recover a man’s body from a remote mountain peak, Teton County Search and Rescue recovered his remains last week. The Wyoming team had the right equipment and training to help bring closure for his family.

Mark HeinzOctober 08, 2024

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