Admirable Grasshopper on grass stem

    Admirable Grasshopper

    Syrbula admirabilis
    image of an Alderfly

    Alderflies

    Sialis spp.
    Closeup of alligator gar held in a person's hands prior to being released into water

    Alligator Gar

    Atractosteus spatula (formerly Lepisosteus spatula)
    Image of alligator snapping turtle

    Alligator Snapping Turtle

    Macrochelys temminckii
    Jagged ambush bug on a plant stem

    Ambush Bugs

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

    Venomous

    Photo of an American burying beetle

    American Burying Beetle

    Nicrophorus americanus
    exclamation mark

    Endangered

    image of Walker's Cicada clinging to a perch

    Annual Cicadas

    Neotibicen spp. (in Missouri) (formerly Tibicen)
    Photo of adult antlion with wings spread

    Antlion Adults

    More than 100 species in North America north of Mexico
    image of Antlion Larva on rock

    Antlion Larvae (Doodlebug Larvae)

    More than 100 species in North America north of Mexico
    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 a spotted fishing spider perched on the water's surface amid floating duckweed plants

    Aquatic Spiders

    Dolomedes spp., Tetragnatha spp., and others
    Photo of arrow-shaped micrathena spider

    Arrowshaped Micrathena

    Micrathena sagittata
    Photo of artist conk, woody bracket fungus on tree shown from side

    Artist Conk

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

    Asian Lady Beetle

    Harmonia axyridis
    Asian longhorned beetle male, specimen

    Asian Longhorned Beetle

    Anoplophora glabripennis
    invasive icon

    Invasive

    image of Assassin Bug crawling on a leaf

    Assassin Bugs

    Nearly 200 species in North America north of Mexico
    Venomous Icon

    Venomous

    image of Bald-faced Hornet on Goldenrod

    Bald-Faced Hornet

    Dolichovespula maculata
    Baltimore checkerspot, perched, with wings folded

    Baltimore Checkerspot

    Euphydryas phaeton
    banded or white backed garden spider in web

    Banded Garden Spider

    Argiope trifasciata
    Photo of a Banded Tiger Moth

    Banded Tiger Moth

    Apantesis vittata
    image of Bee Fly on leaf

    Bee Flies

    About 800 species in North America
    Photo of a belted crayfish, also called Big River crayfish.

    Belted Crayfish (Big River Crayfish)

    Faxonius harrisonii (formerly Orconectes harrisonii)
    image of a Toad Bug

    Big-Eyed Toad Bug

    Gelastocoris oculatus
    Image of a bigmouth buffalo

    Bigmouth Buffalo

    Ictiobus cyprinellus
    Image of a black bullhead

    Black Bullhead

    Ameiurus melas
    A long fish with prominent dorsal and pectoral fins

    Black Carp

    Mylopharyngodon piceus
    invasive icon

    Invasive

    Illustration of a male black crappie in spawning coloration.

    Black Crappie

    Pomoxis nigromaculatus
    Photograph of a black morel mushroom

    Black Morel

    Morchella angusticeps (formerly M. elata)
    fork and knife icon

    Edible

    Photo of two black trumpets, dark brown vase-shaped mushrooms on mossy ground

    Black Trumpet

    Craterellus cornucopioides (C. fallax)
    fork and knife icon

    Edible

    Image of a black widow

    Black Widow Spiders

    Latrodectus mactans and L. variolus
    Venomous Icon

    Venomous

    Photo of a Black-and-Yellow Lichen Moth
    Image of a Black-Bordered Lemon Moth

    Black-Bordered Lemon Moth

    Marimatha nigrofimbria
    Photo of black-footed polypore, mature specimens, with photographer's foot.

    Black-Footed Polypore

    Polyporus badius
    Image of black-legged meadow katydid

    Black-Legged Meadow Katydid

    Orchelimum nigripes
    Photo of black-staining polypore, a mushroom with tan, wavy, fan-shaped caps

    Black-Staining Polypore

    Meripilus sumstinei (formerly M. giganteus)
    fork and knife icon

    Edible

    Image of a blackspotted topminnow

    Blackspotted Topminnow

    Fundulus olivaceus
    Image of a blackstripe topminnow

    Blackstripe Topminnow

    Fundulus notatus
    Image of a blanding's turtle

    Blanding’s Turtle

    Emydoidea blandingii
    exclamation mark

    Endangered

    bleeding shiner

    Bleeding Shiner

    Luxilus zonatus
    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.
    Bluefer

    Bluefer (Purpleshell)

    Potamilus purpuratus
    Photo of a bold jumping spider.

    Bold Jumper

    Phidippus audax
    Image of a broad-banded watersnake

    Broad-Banded Watersnake

    Nerodia fasciata confluens

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