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 arrow-shaped micrathena spider

    Arrowshaped Micrathena

    Micrathena sagittata
    image of Assassin Bug crawling on a leaf

    Assassin Bugs

    Nearly 200 species in North America north of Mexico
    Venomous Icon

    Venomous

    Photo of a belted crayfish, also called Big River crayfish.

    Belted Crayfish (Big River Crayfish)

    Faxonius harrisonii (formerly Orconectes harrisonii)
    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.
    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
    Calico pennant dragonfly perched on a twig

    Calico Pennant

    Celithemis elisa
    Camel cricket (cave cricket)

    Camel Crickets (Cave Crickets)

    About 150 species in North America north of Mexico
    Image of Tomentose Burying Beetle crawling on the ground

    Carrion Beetles (Burying Beetles)

    Nicrophorus, Necrophila, Necrodes, and others
    Image of a cave salamander

    Cave Salamander

    Eurycea lucifuga
    Image of a Cecropia moth.

    Cecropia Moth

    Hyalophora cecropia
    image of Cocklebur Weevil

    Cocklebur Weevil

    Rhodobaenus quinquepunctatus
    Image of a five-lined skink

    Common Five-Lined Skink

    Plestiodon fasciatus
    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 male Banded Pennant dragonfly

    Dragonflies

    Species in the suborder Anisoptera
    eastern coachwhip

    Eastern Coachwhip

    Coluber flagellum flagellum
    Eastern gartersnake

    Eastern Gartersnake

    Thamnophis sirtalis sirtalis
    elephant's ear

    Elephantear

    Elliptio crassidens
    exclamation mark

    Endangered

    Image of a false morel

    False Morels

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

    Poisonous

    image of a Feather-Legged Fly

    Feather-Legged Flies

    Trichopoda spp.
    image of Firefly crawling on a leaf

    Fireflies (Lightning Bugs)

    Approx. 175 species in North America north of Mexico
    Photo of a flat-headed snake held in someone’s hands

    Flat-Headed Snake

    Tantilla gracilis
    image of a Flower Fly on a flower

    Flower Flies (Syrphids)

    Nearly 900 species in North America
    Monkey Face Mussel

    Freshwater Mussels

    Bivalve molluscs in order Unionoida
    Image of a giant red-headed centipede.

    Giant Red-Headed Centipede

    Scolopendra heros
    Venomous Icon

    Venomous

    Polyphemus Moth, Belton MO

    Giant Silkworm and Royal Moths

    About 75 species in North America north of Mexico
    Goldfish side view photo with black background

    Goldfish

    Carassius auratus
    Image of a great golden digger wasp.

    Great Golden Digger Wasp

    Sphex ichneumoneus
    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)
    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
    Hummingbird clearwing taking nectar from a flower

    Hummingbird Clearwing

    Hemaris thysbe
    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
    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
    Photo of a leech

    Leeches

    Various species in the subclass Hirudinea
    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 longpincered crayfish.

    Longpincered Crayfish

    Faxonius longidigitus (formerly Orconectes longidigitus)
    Photo of a magdalen underwing moth

    Magdalen Underwing

    Catocala illecta
    Marbled orbweaver spider in web

    Marbled Orbweaver

    Araneus marmoreus
    Narceus Millipede crawling across gravel

    Millipedes

    More than 900 species in North America north of Mexico

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