image of Bee Fly on leaf

    Bee Flies

    About 800 species in North America
    Click beetle resting on a brick wall

    Click Beetles

    Approximately 1,000 species in North America
    Image of a giant red-headed centipede.

    Giant Red-Headed Centipede

    Scolopendra heros
    Venomous Icon

    Venomous

    image of Fiery Searcher on dead leaves

    Ground Beetles

    About 2,400 species in North America north of Mexico
    Common true katydid female on a leaf

    Katydids

    About 250 species in North America north of Mexico
    Red milkweed beetle eating a common milkweed leaf.

    Longhorned Beetles (Borers; Sawyer Beetles)

    About 1,000 species in North America north of Mexico
    Narceus Millipede crawling across gravel

    Millipedes

    More than 900 species in North America north of Mexico
    image of a Mydas Fly

    Mydas Flies

    About 80 species in North America
    Male eastern Hercules beetle walking in grass

    Scarab Beetles

    About 1,700 species in North America north of Mexico
    A reddish centipede crawls over a rock

    Soil Centipedes

    Estimated 4,000 species globally
    image of Xystodesmid Millipede crawling on a forest floor

    Xystodesmid Millipedes

    8 tribes, with about 23 genera, in North America north of Mexico