Latest posts

Once-married Underwing (Catocala unijuga)

  • September 10, 2021

Underwing moths (genus Catocala) are hard to tell apart; our best guess is the Once-married Underwing. We’re sure there’s an interesting story behind... Continue Reading

Paddle-tailed Darner (Aeshna palmata)

Kristi managed to get this lucky shot, showing how the front and rear wings oppose each other in flight. Paddle-tailed Darners are... Continue Reading

California Tortoiseshell (Nymphalis californica)

This, and the next photo, were taken on the other side of Lolo Pass along the Wild and Scenic Lochsa River. So... Continue Reading

White-spotted Sawyer (Monochamus scutellatus), Female

This long-horned beetle can be found in coniferous forests across North America, especially in the northern U.S., upper Midwest and much... Continue Reading

Spotted Tussock Moth (Lophocampa maculata)

These caterpillars look like the well-known “wooly bear” caterpillar, but with the addition of long, white hairs coming from the body.... Continue Reading

Mourning Cloak (Nymphalis antiopa)

The Mourning Cloak is Montana’s state butterfly and one of the first butterflies we see each year (as early as March). After overwintering... Continue Reading

Maple Spanworm Moth (Ennomos magnaria)

Autumn leaf or living insect? These delicate looking moths are typically found flying from mid to late summer into early fall... Continue Reading

White-lined Sphinx Moth (Hyles lineata)

These large moths are often mistaken for hummingbirds since their rapid wing movement resembles a hummer in flight (hovering over flowers... Continue Reading

Notes from the Lab: 2021 Malaise Trap Survey

  • September 9, 2021

Welcome back to the Lab! Field season has come to close and if you’ve been with us since last year, you... Continue Reading

Jagged Ambush Bug (Phymata americana)

  • September 3, 2021

The Jagged Ambush Bug’s forelegs are thick and shaped like those of a praying mantis — perfect for grabbing and holding... Continue Reading