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Ready to Explore?
We’re open:
Tuesday–Saturday | 10am–5pm (closed Mondays)
Sunday | 12pm–4pm
Please note that we will be CLOSED FOR MAINTENANCE Tuesday September 23 through Friday September 26.Grab your tickets online or stop by anytime.
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Predator Feeding Demonstrations
Ever wonder how a tarantula consumes its prey? Want to watch a wolf spider hunt with its exceptional eyesight? Join us every Tuesday through Saturday at 3:30 PM to explore how our predators hunt, capture, and eat their meals. We’ll feature a different predatory arthropod every week, so be sure to check in and see who’s hungry! This event is included when you purchase admission!
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Daily Butterfly Releases
Have you wanted to watch our newly emerged butterflies be released into the greenhouse? Now you can! Every Tuesday through Saturday, at 11:00 AM, and Sundays at 12:30 PM, come by the butterfly house to watch our first release of the day. You’ll likely see something new every time!
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Watch our Online Bug Encounters!
While we are not hosting any new Online Bug Encounters at this time, you can enjoy some of these great videos from the past few years!
Exploring the little things that run the world.
With a tropical greenhouse filled with butterflies from around the world and an exhibit area featuring a wide array of insects, arachnids, millipedes, centipedes, and crustaceans, the Missoula Butterfly House and Insectarium provides a truly unique Montana experience. Whether you’re looking for a memorable and powerful learning opportunity for yourself or your entire family, we’ve got something for visitors of all ages. Come get your bug on!

Butterfly License Plate
Thanks to the incredibly talented Courtney Blazon, you can now add some butterfly flair to your vehicle. For an extra $20 added to your annual registration, you can spread a bit of butterfly love. All proceeds go to support our education programs, amazing critters, and our new facility. Contact us for more information or visit your County Treasurer’s office to get yours today!
What's Buzzin'
What’s Buzzin’ – 9/19/25
Warm sunny days are keeping bug diversity and activity high! And with no frost in the immediate forecast, we expect the same to hold true for at least a little…
What’s Buzzin’ – 9/12/25
Late summer is a busy time for many arthropods – pollinators are busy taking advantage of late-season flowers, spiders are finding places to stash their egg sacs before freezing temperatures…
What’s Buzzin’ – 9/5/25
The warm temperatures are keeping things active and bug diversity remains high. But the forecast looks more autumnal next week, with nighttime temperatures starting to dip into the 40s at…
What’s Buzzin’ – 8/29/25
Some of the stories represented in this week’s batch of pictures are truly captivating. Whether it’s bearing witness to the gruesome but ecologically essential process of parasitism, reveling in the…
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