Jagged ambush bug on a plant stem

    Ambush Bugs

    Phymata spp. and others in subfamily Phymatinae (ambush bugs)
    Venomous Icon

    Venomous

    Andrenid or miner bee collecting pollen on a flower

    Andrenid Bees (Miner Bees)

    More than 1,200 species in North America north of Mexico
    Photo of a female arabesque orbweaver spider

    Arabesque Orbweaver

    Neoscona arabesca
    Photo of an armored harvestman walking on the ground

    Armored Harvestmen

    Members of suborder Laniatores
    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
    Photo of a meloe blister beetle, female, on ground

    Blister Beetles

    More than 400 species in North America north of Mexico
    Closeup of brown recluse spider on floor.

    Brown Recluse (Violin Spider)

    Loxosceles reclusa
    Venomous Icon

    Venomous

    Wood cockroach crawling on tree

    Cockroaches and Termites

    About 100 species of cockroaches and termites in North America north of Mexico
    Photo of a Harvestman, viewed from above

    Daddy Longlegs (Harvestmen)

    About 6,500 species have been named so far, worldwide.
    Image of a differential grasshopper.

    Differential Grasshopper

    Melanoplus differentialis
    Photo of grass spider poised in funnel of her web

    Grass Spiders

    Agelenopsis spp.
    image of Fiery Searcher on dead leaves

    Ground Beetles

    About 2,400 species in North America north of Mexico
    Photo of a Xysticus crab spider, tan individual

    Ground Crab Spiders

    Xysticus spp.
    A metallic green sweat bee gathering pollen on a yellow flowerhead

    Halictid Bees (Sweat Bees)

    More than 500 species in North America north of Mexico
    Photo of female heptagonal orbweaver in web.
    image of an Ichneumon Wasp on tree trunk

    Ichneumon Wasps

    More than 5,000 species in North America
    Common true katydid female on a leaf

    Katydids

    About 250 species in North America north of Mexico
    Seven-spotted lady beetle on a flower

    Lady Beetles (Ladybird Beetles; Ladybugs)

    Nearly 500 species in North America north of Mexico
    Large crane fly perched on a white-painted surface, side view

    Large Crane Flies

    More than 500 species in North America north of Mexico
    Swamp milkweed leaf beetle on a leaf it has chewed on.

    Leaf Beetles

    About 2,000 species in North America
    photo of a leafcutter bee

    Leafcutter Bees

    Megachile spp.
    image of a Leafhopper on leaf

    Leafhoppers

    More than 3,000 species in North America north of Mexico
    Longhorn bee closeup of head showing long antennae and yellow face

    Longhorn Bees

    More than 200 species of tribe Eucerini (longhorn bees) 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
    Photo of a longjawed orbweaver walking on a plant stalk

    Longjawed Orbweavers

    Tetragnatha spp.
    Marbled orbweaver spider in web

    Marbled Orbweaver

    Araneus marmoreus
    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
    Photo of a nursery web spider on a plant

    Nursery Web Spiders

    Pisaurina spp.
    Photo of a robber fly, genus Ommatius, perched on a wall.
    Photo of a female openfield orbweaver spider crouching on a plant stalk

    Openfield Orbweaver

    Araneus pratensis
    Tachinid fly visiting a mint flower

    Parasitic Flies (Tachinid Flies)

    About 1,350 species in North America north of Mexico
    Photo of a picture-winged fly

    Picture-Winged Flies

    About 130 species in North America north of Mexico
    Acanaloniid planthopper, green, viewed from side

    Planthoppers

    More than 900 species in North America north of Mexico
    Image of a red-legged grasshopper.

    Red-Legged Grasshopper

    Melanoplus femurrubrum
    image of Rhubarb Weevils mating

    Rhubarb Weevil

    Lixus concavus
    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 Soldier Beetle on Goldenrod

    Soldier Beetles

    Nearly 500 species in North America north of Mexico
    image of a Spittlebug and nest on plant stem

    Spittlebugs and Froghoppers

    About 60 species in North America north of Mexico
    Photo of a spotted orbweaver or barn spider, Neoscona crucifera, with black background

    Spotted Orbweavers

    Neoscona spp.
    American dog tick crawling on a person's skin

    Ticks

    Three common Missouri species
    Two-marked treehopper clinging to a stem

    Treehoppers

    More than 260 species in North America North of Mexico
    Cryptorhynchus weevil viewed from side

    Weevils (Snout Beetles; Bark Beetles)

    About 2,500 species in North America north of Mexico
    Photo of a whitebanded crab spider, yellow individual, on ox-eye daisy flower

    Whitebanded Crab Spider

    Misumenoides formosipes
    Photo of wolf spider with young

    Wolf Spiders

    Nearly 250 species in North America north of Mexico
    image of Xystodesmid Millipede crawling on a forest floor

    Xystodesmid Millipedes

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