Jagged ambush bug on a plant stem

    Ambush Bugs

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

    image of Assassin Bug crawling on a leaf

    Assassin Bugs

    Nearly 200 species in North America north of Mexico
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    Venomous

    Image of a giant red-headed centipede.

    Giant Red-Headed Centipede

    Scolopendra heros
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    Venomous

    Photo of a giant water bug

    Giant Water Bugs

    Species in the genera Abedus, Belostoma, and Lethocerus
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    Venomous

    Image of a northern cottonmouth

    Northern Cottonmouth

    Agkistrodon piscivorus
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    Venomous

    Image of a massasauga

    Prairie Massasauga

    Sistrurus tergeminus tergeminus
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    Venomous

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    Endangered

    Image of a timber rattlesnake

    Timber Rattlesnake

    Crotalus horridus
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    Venomous

    image of a Wheel Bug, Side View

    Wheel Bug

    Arilus cristatus
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    Venomous