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Jagged ambush bug on a plant stem

Ambush Bugs

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

Venomous

several yellow aphids on plant

Aphids

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

Photo of a spotted fishing spider perched on the water's surface amid floating duckweed plants

Aquatic Spiders

Dolomedes spp., Tetragnatha spp., and others

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

Ash Tree Bolete

Boletinellus merulioides

Edible

Photo of backswimmer, side view

Backswimmers

About 32 North American species in the family Notonectidae

Black bullhead side view photo with black background

Black Bullhead

Ameiurus melas

Gray, speckled, translucent gelatinous blob cut in half to show structure

Bryozoans (Moss Animals)

Freshwater species in the phylum Bryozoa

Several regal fritillaries feeding on butterfly weed

Butterflies and Skippers

More than 700 species in North America north of Mexico

image of a Carolina Grasshopper

Carolina Grasshopper

Dissosteira carolina

Photo of a central newt adult on a plastic aquarium plant.

Central Newt

Notophthalmus viridescens louisianensis

Chestnut lamprey side view photo with black background

Chestnut Lamprey

Ichthyomyzon castaneus

Common carp side view photo with black background

Common Carp

Cyprinus carpio

Invasive

Photo of a sod webworm adult moth on a window with hind end propped up

Crambid Snout Moths

More than 860 species in North America north of Mexico

Photo of crane fly larva

Crane Fly Larvae

There are over 500 species of crane flies in North America.

Crystal darter side view photo with black background

Crystal Darter

Crystallaria asprella

Endangered

Photo of an adult damselfly on a twig next to water.

Damselflies

Species in the suborder Zygoptera

Orangethroat darter male in spawning colors, side view photo with black background

Darters

Etheostoma, Percina, Ammocrypta, and Crystallaria spp.

Photo of a devil crayfish.

Devil Crayfish

Lacunicambarus aff. diogenes

Image of a differential grasshopper.

Differential Grasshopper

Melanoplus differentialis

Photo of a male Banded Pennant dragonfly

Dragonflies

Species in the suborder Anisoptera

Male eastern Hercules beetle walking in grass

Eastern Hercules Beetle

Dynastes tityus

Photo of an eastern hog-nosed snake.

Eastern Hog-Nosed Snake

Heterodon platirhinos

Photo of a long-tailed salamander on a rotten log.

Eastern Long-Tailed Salamander

Eurycea longicauda longicauda

Fathead minnow side view photo with black background

Fathead Minnow

Pimephales promelas

Flathead catfish side view photo with black background

Flathead Catfish

Pylodictis olivaris

Photo of a green crab spider on a leaf

Foliage Flower Spiders

Mecaphesa spp. and Misumessus spp.

Monkey Face Mussel

Freshwater Mussels

Bivalve molluscs in order Unionoida

A wavy-lined emerald moth resting on a glass window

Geometrid Moths

About 250 species recorded for Missouri

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)

Goldfish side view photo with black background

Goldfish

Carassius auratus

Grass carp side view photo with black background

Grass Carp

Ctenopharyngodon idella

Invasive

Green June beetle on goldenrod

Green June Beetle

Cotinis nitida

Greenside darter female, side view photo with black background

Greenside Darter

Etheostoma blennioides

image of Fiery Searcher on dead leaves

Ground Beetles

About 2,400 species in North America north of Mexico

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

Harlequin darter side view photo with black background

Harlequin Darter

Etheostoma histrio

Endangered

No photo available

Hydras

Various species in the genus Hydra

Common true katydid female on a leaf

Katydids

About 250 species in North America north of Mexico

Lake sturgeon side view photo with black background

Lake Sturgeon

Acipenser fulvescens

Endangered

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

Leaf Beetles

About 2,000 species in North America

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

Photo of a longjawed orbweaver walking on a plant stalk

Longjawed Orbweavers

Tetragnatha spp.

Photo of a longpincered crayfish.

Longpincered Crayfish

Faxonius longidigitus (formerly Orconectes longidigitus)

Southern redbelly dace male in spawning colors, side view photo with black background

Minnows

Notropis, Cyprinella, Hybognathus, Luxilus, and others

Forage looper moth perched on a brick wall, viewed from side

Moths

More than 12,000 species in North America north of Mexico

Photo of multicolor gill polypore, a colorfully zoned bracket fungus on a log

Multicolor Gill Polypore

Lenzites betulina

Niangua darter female, side view photo with black background

Niangua Darter

Etheostoma nianguae

Endangered

image of a Dagger Moth

Noctuid Moths

More than 2,500 species in North America north of Mexico

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