Image of a broad-banded watersnake

    Broad-Banded Watersnake

    Nerodia fasciata confluens
    Diamond-Backed Watersnake

    Diamond-Backed Watersnake

    Nerodia rhombifer
    Photo of an eastern yellow-bellied racer.

    Eastern Yellow-Bellied Racer

    Coluber constrictor flaviventris
    Image of a Mississippi green watersnake

    Mississippi Green Watersnake

    Nerodia cyclopion
    exclamation mark

    Endangered

    Photo of a northern watersnake rearing back in grass on land.

    Northern Watersnake

    Nerodia sipedon sipedon
    Image of a yellow-bellied watersnake

    Plain-Bellied Watersnake

    Nerodia erythrogaster
    Image of a massasauga

    Prairie Massasauga

    Sistrurus tergeminus tergeminus
    Venomous Icon

    Venomous

    exclamation mark

    Endangered

    Image of a western foxsnake

    Western Foxsnake

    Pantherophis ramspotti
    Photo of researcher holding a gilled siren

    Western Lesser Siren

    Siren intermedia nettingi