Elongate-bodied springtail on a brown leaf

    Springtails

    More than 8,000 species globally
    Illustration of St. Andrew's cross leaves, flowers, fruit.

    St. Andrew’s Cross

    Hypericum hypericoides (formerly Ascyrum hypericoides)
    photo of a male reddish-brown stag beetle

    Stag Beetles

    About 40 species in North America north of Mexico
    Star of Bethlehem cluster of plants with flowers

    Star of Bethlehem

    Ornithogalum umbellatum
    Poisonous Icon

    Poisonous

    Photo of a starry campion flower
    image of a Stilt-Legged Fly on a leaf

    Stilt-Legged Flies

    About 30 species in North America north of Mexico
    Tan stink bug on dead leaves

    Stink Bugs

    In North America, more than 200 species in 64 genera.
    Photograph of a striped skunk walking

    Striped Skunk

    Mephitis mephitis
    Photo of a Summer Azure

    Summer Azure

    Celastrina neglecta
    Photo of many blooming ashy sunflower plants, showing gray-green leaves.

    Sunflowers

    Helianthus spp.
    Illustration of swamp chestnut oak leaf.

    Swamp Chestnut Oak (Basket Oak)

    Quercus michauxii
    fork and knife icon

    Edible

    Swamp milkweed leaf beetle on a leaf it has chewed on.

    Swamp Milkweed Leaf Beetle

    Labidomera clivicollis
    Illustration of swamp white oak leaf.

    Swamp White Oak

    Quercus bicolor
    Photo of a swift crab spider, female, from above.

    Swift Crab Spider

    Mecaphesa celer (formerly Misumenops celer)
    Illustration of sycamore leaves and fruit

    Sycamore

    Platanus occidentalis
    Photo of tall fescue plants

    Tall Fescue

    Festuca arundinacea
    invasive icon

    Invasive

    Photo of a tall thoroughwort plant in bloom.
    Photo of a tan jumping spider

    Tan Jumping Spider

    Platycriptus undatus
    image of a Tawny Emperor, Wings Spread

    Tawny Emperor

    Asterocampa clyton
    image of an Eastern Tent Caterpillar Moth

    Tent Caterpillar And Lappet Moths

    About 35 species in North America north of Mexico
    Photo of tick trefoil plant with flowers

    Tick Trefoils (Sticktights; Beggar's Lice)

    Desmodium spp. (17 species in Missouri)
    American dog tick crawling on a person's skin

    Ticks

    Three common Missouri species
    Adult salt marsh moth resting on a vertical plant stem

    Tiger and Lichen Moths

    Subfamily Arctiinae (formerly a family)
    image of Six-Spotted Tiger Beetle crawling on dead leaves

    Tiger Beetles

    Subfamily Cicindelinae (about 100 species in North America)
    Tortricid moth resting on a leaf

    Tortricid Moths

    About 1,400 species in North America north of Mexico
    image of a Tree Cricket on a flower

    Tree Crickets

    About 20 species in North America in subfamily Oecanthinae
    Two-marked treehopper clinging to a stem

    Treehoppers

    More than 260 species in North America North of Mexico
    image of Tumblebug with fecal ball

    Tumblebugs

    Canthon spp.
    Photo of a turkey vulture in flight

    Turkey Vulture

    Cathartes aura
    Tussock moth resting on a wooden board

    Tussock Moths

    About 30 species in subfamily Lymantriinae (formerly a family) in North America
    Photo of an adult two-lined spittlebug on a leaf

    Two-Lined Spittlebug

    Prosapia bicincta
    Photo of a magdalen underwing moth

    Underwing Moths

    Catocala spp., more than 100 species in North America north of Mexico
    V-marked lady beetle crawling on a flower

    V-Marked Lady Beetle

    Neoharmonia venusta
    Photo of a Viceroy resting with wings open

    Viceroy

    Limenitis archippus
    Opossum in snow

    Virginia Opossum

    Didelphis virginiana
    Photo of two prairie voles in a nest made of dried grasses

    Voles (Meadow Mice)

    Microtus ochrogaster, M. pinetorum, and M. pennsylvanicus
    Photo of a northern walkingstick on autumn dogwood leaves

    Walkingsticks (Stick Insects)

    Diapheromera femorata, Megaphasma denticrus, and others
    Photo of a warbling vireo perched on a small branch

    Warbling Vireo

    Vireo gilvus
    Cryptorhynchus weevil viewed from side

    Weevils (Snout Beetles; Bark Beetles)

    About 2,500 species in North America north of Mexico
    image of a Wheel Bug, Side View

    Wheel Bug

    Arilus cristatus
    Venomous Icon

    Venomous

    Photo of white sweet clover flower cluster showing stalk and flowers.

    White and Yellow Sweet Clovers

    Melilotus albus and M. officinale
    invasive icon

    Invasive

    Photo of white anemone

    White Anemone (Windflower)

    Anemone canadensis
    Photo of white avens flower and upper stem leaves.
    Photo of white crownbeard plant with flowers

    White Crownbeard

    Verbesina virginica
    Photo of white heath aster flowers

    White Heath Aster

    Symphyotrichum pilosum (formerly Aster pilosus)

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