Photo of a blusher, a tan gilled mushroom, showing injured spot turning rust red

    Amanitas

    Amanita spp. (about 600 species, worldwide)
    Poisonous Icon

    Poisonous

    several yellow aphids on plant

    Aphids

    More than 1,300 species in North America north of Mexico
    Arkansas Darter Male

    Arkansas Darter

    Etheostoma cragini
    Photo of two ash tree boletes, tan pored mushrooms, one overturned showing pores

    Ash Tree Bolete

    Boletinellus merulioides
    fork and knife icon

    Edible

    Two Asian lady beetles, one orange with several black spots, the other red with no spots

    Asian Lady Beetle

    Harmonia axyridis
    image of Assassin Bug crawling on a leaf

    Assassin Bugs

    Nearly 200 species in North America north of Mexico
    Venomous Icon

    Venomous

    Photo of backswimmer, side view

    Backswimmers

    About 32 North American species in the family Notonectidae
    Photo of a belted crayfish, also called Big River crayfish.

    Belted Crayfish (Big River Crayfish)

    Faxonius harrisonii (formerly Orconectes harrisonii)
    Photo of two gigantic red false morels, cut and laying on a ground

    Big Red False Morel

    Gyromitra caroliniana
    Poisonous Icon

    Poisonous

    Photo of cluster of bleeding mycenas, small, capped, reddish mushrooms

    Bleeding Mycena

    Mycena haematopus
    Photo of a meloe blister beetle, female, on ground

    Blister Beetles

    More than 400 species in North America north of Mexico
    image of greenbottle fly on carcass

    Blow Flies (Bottle Flies)

    About 84 species in North America.
    Photo of a blusher, a tan gilled mushroom, showing injured spot turning rust red

    Blusher

    Amanita rubescens
    Image of a broad-banded watersnake

    Broad-Banded Watersnake

    Nerodia fasciata confluens
    Photo of Broad-headed skink on ground among leaves

    Broad-Headed Skink

    Plestiodon laticeps
    Several regal fritillaries feeding on butterfly weed

    Butterflies and Skippers

    More than 700 species in North America north of Mexico
    Photo of a Cajun dwarf crayfish.

    Cajun Dwarf Crayfish

    Cambarellus puer
    Image of a Cecropia moth.

    Cecropia Moth

    Hyalophora cecropia
    Photo of a Chickweed Geometer

    Chickweed Geometer

    Haematopis grataria
    Common buckeye butterfly nectaring on a flower, wings spread

    Common Buckeye

    Junonia coenia
    Coral hairstreak butterfly on butterfly weed flowers

    Coral Hairstreak

    Satyrium titus (syn. Harkenclenus titus)
    Photo of a spothanded crayfish viewed from above on white background.

    Crayfishes

    About 36 species in Missouri
    Photo of an adult damselfly on a twig next to water.

    Damselflies

    Species in the suborder Zygoptera
    Photo of a devil crayfish.

    Devil Crayfish

    Lacunicambarus aff. diogenes
    Photo of a male Banded Pennant dragonfly

    Dragonflies

    Species in the suborder Anisoptera
    Image of an american toad

    Eastern American Toad

    Anaxyrus americanus americanus (formerly Bufo americanus)
    eastern coachwhip

    Eastern Coachwhip

    Coluber flagellum flagellum
    Photo of an eastern hog-nosed snake.

    Eastern Hog-Nosed Snake

    Heterodon platirhinos
    Photo of an elegant stinkhorn mushroom, a pink column covered with brown slime

    Elegant Stinkhorn

    Mutinus elegans
    fork and knife icon

    Edible

    ellipse

    Ellipse and Bleedingtooth

    Venustaconcha ellipsiformis and V. pleasii
    Image of a false morel

    False Morels

    Gyromitra spp. (false morels); Helvella spp. (elfin saddles)
    Poisonous Icon

    Poisonous

    Image of a five-lined skink

    Five-Lined Skink

    Plestiodon fasciatus
    Photo of a flat-headed snake held in someone’s hands

    Flat-Headed Snake

    Tantilla gracilis
    Monkey Face Mussel

    Freshwater Mussels

    Bivalve molluscs in order Unionoida
    Photo of gabled false morel, a floppy, orange club fungus

    Gabled False Morel

    Gyromitra brunnea
    Poisonous Icon

    Poisonous

    Polyphemus Moth, Belton MO

    Giant Silkworm and Royal Moths

    About 75 species in North America north of Mexico
    Photo of a golden crayfish viewed through the surface of creek water.

    Golden Crayfish

    Faxonius luteus (formerly Orconectes luteus)
    Image of a greenside darter fish

    Greenside Darter

    Etheostoma blennioides
    image of Fiery Searcher on dead leaves

    Ground Beetles

    About 2,400 species in North America north of Mexico
    Photo of cluster of hairy rubber cup mushrooms, cup fungi with orangish centers

    Hairy Rubber Cup

    Galiella rufa (formerly Bulgaria rufa)
    hellbender, a large brown salamander resting in gravelly streambed

    Hellbender

    Cryptobranchus alleganiensis
    exclamation mark

    Endangered

    Photograph of several hexagonal-pored polypores, tan bracket fungi

    Hexagonal-Pored Polypore

    Polyporus alveolaris (formerly Favolus alveolaris)
    fork and knife icon

    Edible

    image of a Honey Locust Moth

    Honey Locust Moth

    Syssphinx bicolor (syn. Sphingicampa bicolor)
    Photo of Hubbs' crayfish.

    Hubbs’ Crayfish

    Cambarus hubbsi
    image of an Ichneumon Wasp on tree trunk

    Ichneumon Wasps

    More than 5,000 species in North America
    Photo of a male Io Moth

    Io Moth

    Automeris io
    No photo available

    Kirtland’s Snake

    Clonophis kirtlandii
    Seven-spotted lady beetle on a flower

    Lady Beetles (Ladybird Beetles; Ladybugs)

    Nearly 500 species in North America north of Mexico

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