Photo of a male red-winged blackbird singing

    Red-Winged Blackbird

    Agelaius phoeniceus
    Photo of redhead drake floating on water.

    Redhead

    Aythya americana
    Photo of several reed canary grass plants with flowering heads

    Reed Canary Grass

    Phalaris arundinacea
    invasive icon

    Invasive

    Photo of a ring-billed gull standing on a rock, water in background.

    Ring-Billed Gull

    Larus delawarensis
    Photo of a pair of ring-necked ducks floating on water.

    Ring-Necked Duck

    Aythya collaris
    Illustratin of river birch leaves, flowers, fruits.

    River Birch

    Betula nigra
    image of Robber Fly

    Robber Flies

    More than 1,000 species in North America
    Image of a rose-breasted grosbeak

    Rose-Breasted Grosbeak

    Pheucticus ludovicianus
    Photo of a Ross's goose walking on grass.

    Ross’s Goose

    Chen rossii
    image of a Rosy Maple Moth

    Rosy Maple Moth

    Dryocampa rubicunda
    Illustration of rough-leaved dogwood leaves, flowers, fruits.

    Rough-Leaved Dogwood

    Cornus drummondii
    Ruby-throated hummingbird in flight

    Ruby-Throated Hummingbird

    Archilochus colubris
    Photo of a male ruddy duck in breeding plumage, floating on water

    Ruddy Duck

    Oxyura jamaicensis
    Photo of ruffed grouse standing on a log

    Ruffed Grouse

    Bonasa umbellus
    Photo of path rush, closeup showing drying fruits.

    Rushes

    Juncus spp. and Luzula spp.
    Rusty Blackbird

    Rusty Blackbird

    Euphagus carolinus
    image of Sand Wasp perched on sand

    Sand Wasps

    Numerous species and genera in Missouri
    Illustration of sandbar willow small branch with leaves.

    Sandbar Willow

    Salix interior (formerly S. exigua)
    Photo of 2 sandhill cranes in corn stubble

    Sandhill Crane

    Grus canadensis
    Photo of a savannah sparrow

    Savannah Sparrow

    Passerculus sandwichensis
    Photo of sawtooth sunflower flowerhead.

    Sawtooth Sunflower

    Helianthus grosseserratus
    Male eastern Hercules beetle walking in grass

    Scarab Beetles

    About 1,700 species in North America north of Mexico.
    Image of a male scarlet tanager

    Scarlet Tanager

    Piranga olivacea
    Photo of a male scissor-tailed flycatcher perched on a barbwire fence.

    Scissor-Tailed Flycatcher

    Tyrannus forficatus
    Photo of eastern woodland sedge plant growing among leaf litter.

    Sedges

    Carex, Schoenoplectus, Scirpus, and other genera
    Photo of a sensitive fern, vegetative leaf

    Sensitive Fern

    Onoclea sensibilis
    Photo of large group of sericea lespedeza plants

    Sericea Lespedeza

    Lespedeza cuneata
    invasive icon

    Invasive

    Photo of sesbania flowers and foliage

    Sesbania (Coffeeweed)

    Sesbania herbacea (formerly S. exaltata)
    Poisonous Icon

    Poisonous

    invasive icon

    Invasive

    Photo of shining blue star flower cluster

    Shining Blue Star

    Amsonia illustris
    Photo of showy partridge pea showing flowers, buds, and leaves.

    Showy Partridge Pea

    Chamaecrista fasciculata (formerly Cassia fasciculata)
    Short-tailed shrew pointing its head upward

    Shrews

    Sorex, Blarina, and Cryptotis spp.
    Illustration of silver maple leaf and fruit.

    Silver Maple

    Acer saccharinum
    Image of a silver-spotted skipper

    Silver-Spotted Skipper

    Epargyreus clarus
    Photo of a silvery checkerspot, Wings Folded

    Silvery Checkerspot

    Chlosyne nycteis
    Photo of an unidentified grass skipper

    Skippers

    About 275 species in North America north of Mexico
    Photo of common gerardia plant with flowers

    Slender False Foxglove

    Agalinis tenuifolia (formerly Gerardia tenuifolia)
    Photo of slender mountain mint flowers

    Slender Mountain Mint

    Pycnanthemum tenuifolium
    fork and knife icon

    Edible

    Illustration of slippery elm twig and leaves.

    Slippery Elm

    Ulmus rubra
    Photo of a monkey slug caterpillar on an oak leaf

    Slug Caterpillar Moths

    More than 20 species in Missouri
    Photo of a snow goose standing in a winter field

    Snow Goose

    Chen caerulescens
    Photo of a Snowberry Clearwing

    Snowberry Clearwing

    Hemaris diffinis
    Photo of soapwort plants and flowers

    Soapwort (Bouncing Bet)

    Saponaria officinalis
    Poisonous Icon

    Poisonous

    A reddish centipede crawls over a rock

    Soil Centipedes

    There are many species of soil centipedes in our state.
    image of Soldier Beetle on Goldenrod

    Soldier Beetles

    Nearly 500 species in North America north of Mexico
    Image of a song sparrow

    Song Sparrow

    Melospiza melodia
    Photo of southern blue flag iris plants with flowers

    Southern Blue Flag (Virginia Iris)

    Iris virginica
    Poisonous Icon

    Poisonous

    Image of southern flying squirrel

    Southern Flying Squirrel

    Glaucomys volans
    Photo of a spatterdock flower held against a leaf

    Spatterdock (Yellow Pond Lily)

    Nuphar advena (formerly N. lutea)
    fork and knife icon

    Edible

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