Longhorn bee visiting a flower, viewed from side

    Apid Bees

    About 1,000 species in North America north of Mexico
    image of Assassin Bug crawling on a leaf

    Assassin Bugs

    Nearly 200 species in North America north of Mexico
    Venomous Icon

    Venomous

    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
    Photo of a female and male European earwig on a dead leaf.

    Earwigs

    Forficula auricularia, Euborellia anulipes, and others.
    Long-legged wasp grasping a wolf spider while clinging to house siding

    Entypus Spider Wasps

    Entypus aratus, E. unifasciatus, E. fulvicornis, and others
    Green June beetle on goldenrod

    Green June Beetle

    Cotinis nitida
    image of Fiery Searcher on dead leaves

    Ground Beetles

    About 2,400 species in North America north of Mexico
    Photo of a Pigeon Tremex Horntail

    Horntails

    About 28 species in North America
    image of an Ichneumon Wasp on tree trunk

    Ichneumon Wasps

    More than 5,000 species in North America

    Land Snails and Slugs

    Approx. 150 species of land snails and slugs in Missouri
    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 Black-and-Yellow Mud Dauber

    Mud Daubers

    Three genera: Sceliphron, Trypoxylon, and Chalybion
    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
    Glossy black spider wasp manipulating paralyzed spider

    Spider Wasps

    About 300 species in North America north of Mexico
    photo of a male reddish-brown stag beetle

    Stag Beetles

    About 40 species in North America north of Mexico
    image of a Wheel Bug, Side View

    Wheel Bug

    Arilus cristatus
    Venomous Icon

    Venomous