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American Toad Bufo americana Carnivore |

American Toad Bufo americana Carnivore |

American Toad Bufo americana Carnivore |
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Brown Snake Storeria dekayi Carnivore |

Brown Snake Storeria dekayi Carnivore |

Bullfrog Rana catesbeiana Carnivore Reduced habitat quality indicator |
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Bullfrog Rana catesbeiana Carnivore Reduced habitat quality indicator |

Bullfrog tadpole Rana catesbeiana Carnivore Reduced habitat quality indicator |
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Chicago Garter Snake Thamnophis sirtalis semifasciatus Carnivore |

Chicago Garter Snake Thamnophis sirtalis semifasciatus Carnivore |

Western Chorus Frog Pseudacris triseriata Carnivore Known from just outside Harper's boundries |

Common Snapping Turtle Chelydra serpentina Carnivore Up to 60 pounds |
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Eastern Garter Snake Thamnophis sirtalis Carnivore |

Eastern Garter Snake Thamnophis sirtalis Carnivore |
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Gray Treefrog, gray form Hyala versicolor Carnivore |
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Gray Treefrog, green form Hyala versicolor Carnivore |

Gray Treefrog, green form Hyala versicolor Carnivore |

Green Frog Rana clamitans Carnivore |
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Green Frog tadpoles Rana clamitans Herbivore |

Green Frog tadpoles Rana clamitans Herbivore |
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Midland Painted Turtle head in a pond Chrysemys picta Omnivore |
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Midland Painted Turtle Chrysemys picta Omnivore |

Northern Leopard Frog Rana pipiens Carnivore Healthy wetland indicator species |

Northern Water Snake-dark form Nerodia sipedon Carnivore @Copyright Doug Crane |
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Northern Water Snake Nerodia sipedon Carnivore |
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Northern Water Snake Nerodia sipedon Carnivore |

Plains Garter Snake Thamnophis radix Carnivore |

Redbelly Snake Storeria occipitomaculata Carnivore |

Spiney Softshell Turtle Apalone spinifera Carnivore River species |

Tiger Salamander Ambystoma tigrinum Carnivore |

Tiger Salamander tadpole Ambystoma tigrina Carnivore Requires vernal ponds for development |