Photo of common ground cherry flower

    Common Ground Cherry

    Physalis longifolia
    fork and knife icon

    Edible

    Photo of a male common merganser floating on water.

    Common Merganser

    Mergus merganser
    Photo of common milkweed flower cluster

    Common Milkweed

    Asclepias syriaca
    Photograph of a muskrat standing on grass

    Common Muskrat

    Ondatra zibethicus
    Photo of common reed plants in large colony

    Common Reed

    Phragmites australis australis
    fork and knife icon

    Edible

    invasive icon

    Invasive

    Photo of a female scorpionfly perched on a leaf.
    Photo of common sunflower

    Common Sunflower

    Helianthus annuus
    fork and knife icon

    Edible

    image of a Common True Katydid

    Common True Katydid

    Pterophylla camellifolia
    Photo of common water hemlock or spotted cowbane flowers

    Common Water Hemlock

    Cicuta maculata
    Poisonous Icon

    Poisonous

    Photo of a common wood-nymph butterfly

    Common Wood Nymph

    Cercyonis pegala
    Photo of a male common yellowthroat

    Common Yellowthroat

    Geothlypis trichas
    Photo of coontail aquatic plant with penny for scale

    Coontail (Hornwort)

    Ceratophyllum demersum
    large gray and white bird perching on a black branch

    Cooper's Hawk

    Accipiter cooperii
    Photo of copper iris plants with flowers

    Copper Iris

    Iris fulva
    Coral hairstreak butterfly on butterfly weed flowers

    Coral Hairstreak

    Satyrium titus (syn. Harkenclenus titus)
    Illustration of cottonwood leaves and fruits.

    Cottonwood

    Populus deltoides
    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
    image of Crane Fly clinging to a twig

    Crane Flies

    There are over 500 species of crane flies in North America.
    Photo of crown vetch, closeup of a flower cluster.

    Crown Vetch

    Securigera varia (formerly Coronilla varia)
    Poisonous Icon

    Poisonous

    invasive icon

    Invasive

    Photo of a Harvestman, viewed from above

    Daddy Longlegs (Harvestmen)

    About 6,500 species have been named so far, worldwide.
    Photo of a dainty sulphur perched on a dried flower, side view

    Dainty Sulphur

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

    Damselflies

    Species in the suborder Zygoptera
    Photo of a dark fishing spider standing on a rubber tire.

    Dark Fishing Spider

    Dolomedes tenebrosus
    Image of a dark-eyed junco

    Dark-Eyed Junco

    Junco hyemalis
    Photo of several decurrent false asters in bloom

    Decurrent False Aster

    Boltonia decurrens
    exclamation mark

    Endangered

    Photo of a Delaware Skipper

    Delaware Skipper

    Anatrytone logan
    Image of a differential grasshopper.

    Differential Grasshopper

    Melanoplus differentialis
    rough-leaved dogwood

    Dogwoods

    Cornus spp.
    Photograph of two Double-Crested Cormorants perched on log above water

    Double-Crested Cormorant

    Phalacrocorax auritus
    Photo of male downy woodpecker clinging to suet feeder

    Downy Woodpecker

    Picoides pubescens
    Photo of a male Banded Pennant dragonfly

    Dragonflies

    Species in the suborder Anisoptera
    Photo of various duckweeds and watermeal on water surface

    Duckweeds (Watermeal)

    Lemna spp.; Spirodella spp.; Wolffia spp.
    image of Dung Beetle rolling a dung ball

    Dung Beetles (Tumblebugs)

    Subfamilies Scarabaeinae and Aphodiinae
    Photo of a female and male European earwig on a dead leaf.

    Earwigs

    Forficula auricularia, Euborellia anulipes, and others.
    Image of an eastern chipmunk

    Eastern Chipmunk

    Tamias striatus
    Photo of an eastern comma butterfly, wings spread, showing dorsal side of wings

    Eastern Comma

    Polygonia comma
    Photo of eastern dobsonfly

    Eastern Dobsonfly

    Corydalus cornutus
    Image of a gray squirrel

    Eastern Gray Squirrel and Eastern Fox Squirrel

    Sciurus carolinensis and Sciurus niger
    Photo of an eastern kingbird perched on a branch.

    Eastern Kingbird

    Tyrannus tyrannus
    eastern mole

    Eastern Mole

    Scalopus aquaticus
    Photo of an eastern phoebe perched on a small branch.

    Eastern Phoebe

    Sayornis phoebe
    Illustration of eastern red cedar stem, leaves, and fruits.

    Eastern Red Cedar

    Juniperus virginiana
    Photo of an Eastern Tailed-Blue

    Eastern Tailed-Blue

    Cupido comyntas
    image of an Eastern Tent Caterpillar Moth

    Eastern Tent Caterpillar Moth

    Malacosoma americana
    Photo of an eastern tiger swallowtail resting with wings spread open
    Photo of an eastern whip-poor-will crouching on leaf litter.

    Eastern Whip-Poor-Will

    Antrostomus vociferus (Caprimulgus vociferus)
    Eastern Wood Pewee

    Eastern Wood-Pewee

    Contopus virens
    Photo of an ebony spleenwort plant growing among moss and fallen leaves

    Ebony Spleenwort

    Asplenium platyneuron

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