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Tag Archives: Insect

Polyphemus Moth Caterpillar (Antheraea polyphemus)

  • September 6, 2019

With a wingspan of up to 6 inches, the adult Polyphemus Moth is the largest species of giant silk moth in... Continue Reading

Western Tiger Swallowtail (Papilio ratulus)

It was a quiet year for swallowtails this year, so it’s good to see one of next year’s crop. Adult Western... Continue Reading

Great Spangled Fritillary, female (Speyeria cybele)

With a wingspan of up to 4 inches, the Great Spangled is one of our larger Greater Fritillaries (genus Speyeria) in MT.... Continue Reading

Spotted Tussock Moth Caterpillars (Lophocampa maculate)

Identification of these two, very different looking, caterpillars had us stumped for a bit …but we believe these are actually the... Continue Reading

Spur-throated Grasshoppers (genus Melanoplus)

As far as the grasshoppers, we think they might be Migratory Grasshoppers (Melanoplus sanguinipes). What’s interesting is the fact that they appear... Continue Reading

Bedstraw Hawkmoth Caterpillar (Hyles gallii)

If the caterpillar is big, you can guess the adult moth will be big too. Bedstraw Hawkmoths have a wingspan of... Continue Reading

Urbane Digger Bees (Anthophora urbana)

While this is a solitary species of bee (don’t work together as a colony), they typically make their nests in close... Continue Reading

Pine Sawyer Beetle (Trichocnemis speculates)

  • August 2, 2019

This is the largest beetle in Montana. They can be found in forested areas of Douglas Fir and Ponderosa Pine (their... Continue Reading

Redspotted Antmimic (Castianeira descripta)

Now here’s a unique looking spider. As De’Ara probably did, if you google “spider with red on its back”, you might... Continue Reading

Western Lynx Spider, female (Oxyopes scalaris)

We’re not 100% sure, but believe that this is an extremely gravid (filled with eggs) female Western Lynx Spider. Similar to... Continue Reading