What a Year-Round Trail Camera in the Rockies Reveals About Elk and Mule Deer Behavior — And What Montana Hunters Can Learn

Most of us pull our trail cameras every few weeks, maybe once a month if life gets in the way. But what happens when you leave one running for an entire year — through blizzards, spring runoff, summer heat, and the full chaos of rut season — and just let the mountains do their thing? That’s exactly what the folks at Between The Lines Everything Outdoors did somewhere in the Rockies, and the footage they pulled back is the kind of stuff that makes you want to buy a fresh stack of SD cards and disappear a camera into the nearest remote drainage.

What the Camera Actually Captured

The footage covers the full seasonal cycle, and that’s what makes it worth watching from start to finish rather than skipping around. You see elk moving through deep snow on winter range, mule deer bucks in hard velvet working summer elevation, and the predictable chaos that sets in once September hits and the rut starts to build. There are predator encounters, weather events that visibly reshape how animals use the terrain, and quiet stretches where almost nothing moves for days at a time. Taken together, it’s a better education in ungulate behavior than most hunting seminars you’ll sit through.

Why This Matters Specifically for Montana Hunters

For anyone hunting public land in Montana, long-duration camera deployments aren’t just entertaining — they’re one of the most effective low-pressure scouting tools available. In units covering places like the Bob Marshall Wilderness, the Beartooth Front, the Missouri Breaks, or the drainages running off the Bitterroot Range, you’re often dealing with country you can physically visit maybe two or three times before the season opens. A camera that’s been sitting on a well-used trail or a reliable water source since February has been doing reconnaissance every single day you weren’t there.

The seasonal patterns this kind of footage reveals are directly actionable. Elk in western Montana tend to follow predictable elevation gradients — high in late summer, pushed downward as snowpack builds, funneling through specific saddles and creek crossings on their way to winter range. Mule deer in the eastern part of the state follow similar logic along the breaks and coulees that drain into the Musselshell, Yellowstone, and Missouri river systems. A camera placed on one of those transition corridors in late summer will tell you more about where animals are going to be in October than almost any other method short of having boots on the ground constantly.

Practical Tips for Long-Term Camera Deployment in Montana

• Focus on terrain features, not just sign. Fresh tracks and rubs tell you where an animal was. A saddle between two drainages, a reliable spring, or a south-facing bench that melts out early tells you where animals are going to be — season after season. Camera those locations and you’ll collect data that compounds over time.
• Time your pulls strategically. If you’re running cameras in backcountry units, plan your retrieval trips to double as glassing or shed-hunting missions so you’re not burning entry pressure purely on card swaps.
• Use security cables and consider bear-resistant housings. Montana has grizzly bears across a significant portion of its hunting country, and a $300 camera sitting unattended for twelve months is a target. Grizzlies have destroyed cameras in the Bob, the Cabinets, and along the Rocky Mountain Front. Plan accordingly.
• Know the regulations before you deploy. Montana Fish, Wildlife & Parks restricts the use of trail camera data for scouting purposes during certain big game seasons in specific game management units. The rules have been evolving, and what was legal last year may not be this year. Check the current FWP regulations and your specific GMU before you hang a camera with the assumption you can legally reference that footage during a hunt.

The Bigger Takeaway

What strikes most people watching footage like this is how much the landscape itself drives animal behavior — not just the animals moving through it independently. A heavy snow load closes off a north-facing ridge and suddenly elk are stacked on the south-facing bench below it. A warm March turns a seasonal creek into an impassable barrier that reroutes an entire deer herd for six weeks. These dynamics play out slowly in real time, but compressed into a year’s worth of camera footage they become patterns you can actually plan around.

Montana hunters who’ve spent years glassing the same country already understand this intuitively. Watching it laid out in a single continuous sequence just sharpens the picture. If you’re in post-season scouting mode or just a wildlife nerd who appreciates what a well-placed camera can reveal, this video is worth the full sit. And it’ll probably send you straight to onX to start dropping pins for next fall.