image of Antlion Larva on rock

    Antlion Larvae (Doodlebug Larvae)

    More than 100 species in North America north of Mexico
    Acrobat ants on a leaf

    Ants

    More than 700 species in North America
    several yellow aphids on plant

    Aphids

    More than 1,300 species in North America north of Mexico
    Photo of a female arabesque orbweaver spider

    Arabesque Orbweaver

    Neoscona arabesca
    image of Assassin Bug crawling on a leaf

    Assassin Bugs

    Nearly 200 species in North America north of Mexico
    Venomous Icon

    Venomous

    magnified chigger

    Chiggers

    Trombicula alfreddugesi and other Trombicula spp. (syn. Eutrombicula)
    Citrus flatid planthopper on twig

    Citrus Flatid Planthopper

    Metcalfa pruinosa
    Click beetle resting on a brick wall

    Click Beetles

    Approximately 1,000 species in North America
    image of a Common True Katydid

    Common True Katydid

    Pterophylla camellifolia
    Convergent lady beetle crawling on a leaf

    Convergent Lady Beetle

    Hippodamia convergens
    Photo of a Harvestman, viewed from above

    Daddy Longlegs (Harvestmen)

    About 6,500 species have been named so far, worldwide.
    Dogwood spittlebug resting on the edge of a leaf

    Dogwood Spittlebug

    Clastoptera proteus
    Photo of an adult female field cricket

    Field Crickets

    Gryllus spp., Acheta domesticus, and other in subfamily Gryllinae
    filmy dome spider

    Filmy Dome Spider

    Neriene radiata (formerly Prolinyphia marginata)
    Photo of a green crab spider on a leaf

    Foliage Flower Spiders

    Mecaphesa spp. and Misumessus spp.
    Four-spotted lady beetle on a leaf

    Four-Spotted Lady Beetle

    Brachiacantha quadripunctata
    Golden tortoise beetle on a leaf

    Golden Tortoise Beetle

    Charidotella sexpunctata
    Photo of a green crab spider on a leaf

    Green Crab Spider

    Misumessus oblongus (formerly Misumenops oblonga)
    image of Green Lacewing clinging to rock

    Green Lacewings

    About 85 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
    image of an Ichneumon Wasp on tree trunk

    Ichneumon Wasps

    More than 5,000 species in North America
    Lace bugs on a leaf

    Lace Bugs

    About 165 species in North American north of Mexico
    Seven-spotted lady beetle on a flower

    Lady Beetles (Ladybird Beetles; Ladybugs)

    Nearly 500 species in North America north of Mexico

    Land Snails and Slugs

    Approx. 150 species of land snails and slugs in Missouri
    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
    Red milkweed beetle eating a common milkweed leaf.

    Longhorned Beetles (Borers; Sawyer Beetles)

    About 1,000 species in North America north of Mexico
    image of a Midge

    Midges

    Nearly 1,100 species in North America
    Narceus Millipede crawling across gravel

    Millipedes

    More than 900 species in North America north of Mexico
    mosquito resting on a white fabric

    Mosquitoes

    About 50 species of mosquitoes in Missouri
    Ninebark calligraphy beetle on cluster of ninebark flower buds

    Ninebark Calligraphy Beetle

    Calligrapha spiraea
    Photo of a northern crab spider

    Northern Crab Spider

    Mecaphesa asperata
    Photo of a female openfield orbweaver spider crouching on a plant stalk

    Openfield Orbweaver

    Araneus pratensis
    Photo of an orchard orbweaver with a black background

    Orchard Orbweaver

    Leucauge venusta
    Peacock fly resting on a thistle leaf

    Peacock Flies (Tephritid Fruit Flies)

    About 300 species in North America north of Mexico
    Acanaloniid planthopper, green, viewed from side

    Planthoppers

    More than 900 species in North America north of Mexico
    Polished lady beetle crawling on a twig

    Polished Lady Beetle

    Cycloneda munda
    Male eastern Hercules beetle walking in grass

    Scarab Beetles

    About 1,700 species in North America north of Mexico
    Seven-spotted lady beetle on a flower

    Seven-Spotted Lady Beetle

    Coccinella septempunctata
    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
    Photo of female spiny-bellied orbweaver (spined micrathena) on a leaf

    Spined Micrathena

    Micrathena gracilis
    Spiny assassin bug walking on a white napkin

    Spiny Assassin Bug

    Sinea spinipes
    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.
    Elongate-bodied springtail on a brown leaf

    Springtails

    More than 8,000 species globally

Pages